Home / 7,386.15-11,085.89-5,008.47

Finding the Fourth Proportional to 7,386.15, 11,085.89 and 5,008.47

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Solution

The fourth proportional to 7,386.15, 11,085.89 and 5,008.47 is: 7,517.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.15 : 11,085.89 = 5,008.47 : x
  2. Step 2: Convert to fraction form
    7,386.15/11,085.89 = 5,008.47/x
  3. Step 3: Cross multiply
    7,386.15x = 11,085.89 × 5,008.47
  4. Step 4: Simplify right side
    7,386.15x = 55,523,322.45
  5. Step 5: Solve for x
    x = 55,523,322.45/7,386.15
  6. Step 6: Final answer
    x = 7,517.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.