Home / 9,055.11-12,495.04-5,075.65

Finding the Fourth Proportional to 9,055.11, 12,495.04 and 5,075.65

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Solution

The fourth proportional to 9,055.11, 12,495.04 and 5,075.65 is: 7,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.11 : 12,495.04 = 5,075.65 : x
  2. Step 2: Convert to fraction form
    9,055.11/12,495.04 = 5,075.65/x
  3. Step 3: Cross multiply
    9,055.11x = 12,495.04 × 5,075.65
  4. Step 4: Simplify right side
    9,055.11x = 63,420,449.78
  5. Step 5: Solve for x
    x = 63,420,449.78/9,055.11
  6. Step 6: Final answer
    x = 7,003.83

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.