Home / 9,055.07-12,496.03-5,280.85

Finding the Fourth Proportional to 9,055.07, 12,496.03 and 5,280.85

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Solution

The fourth proportional to 9,055.07, 12,496.03 and 5,280.85 is: 7,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.07 : 12,496.03 = 5,280.85 : x
  2. Step 2: Convert to fraction form
    9,055.07/12,496.03 = 5,280.85/x
  3. Step 3: Cross multiply
    9,055.07x = 12,496.03 × 5,280.85
  4. Step 4: Simplify right side
    9,055.07x = 65,989,597.55
  5. Step 5: Solve for x
    x = 65,989,597.55/9,055.07
  6. Step 6: Final answer
    x = 7,287.59

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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.