Home / 11,284.17-15,572.12-6,316.17

Finding the Fourth Proportional to 11,284.17, 15,572.12 and 6,316.17

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Solution

The fourth proportional to 11,284.17, 15,572.12 and 6,316.17 is: 8,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.17 : 15,572.12 = 6,316.17 : x
  2. Step 2: Convert to fraction form
    11,284.17/15,572.12 = 6,316.17/x
  3. Step 3: Cross multiply
    11,284.17x = 15,572.12 × 6,316.17
  4. Step 4: Simplify right side
    11,284.17x = 98,356,125.60
  5. Step 5: Solve for x
    x = 98,356,125.60/11,284.17
  6. Step 6: Final answer
    x = 8,716.29

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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.