Home / 9,055.40-12,495.60-5,075.66

Finding the Fourth Proportional to 9,055.40, 12,495.60 and 5,075.66

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Solution

The fourth proportional to 9,055.40, 12,495.60 and 5,075.66 is: 7,003.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.40 : 12,495.60 = 5,075.66 : x
  2. Step 2: Convert to fraction form
    9,055.40/12,495.60 = 5,075.66/x
  3. Step 3: Cross multiply
    9,055.40x = 12,495.60 × 5,075.66
  4. Step 4: Simplify right side
    9,055.40x = 63,423,448.34
  5. Step 5: Solve for x
    x = 63,423,448.34/9,055.40
  6. Step 6: Final answer
    x = 7,003.94

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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.