Home / 10,240.64-15,366.93-4,317.17

Finding the Fourth Proportional to 10,240.64, 15,366.93 and 4,317.17

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Solution

The fourth proportional to 10,240.64, 15,366.93 and 4,317.17 is: 6,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.64 : 15,366.93 = 4,317.17 : x
  2. Step 2: Convert to fraction form
    10,240.64/15,366.93 = 4,317.17/x
  3. Step 3: Cross multiply
    10,240.64x = 15,366.93 × 4,317.17
  4. Step 4: Simplify right side
    10,240.64x = 66,341,649.19
  5. Step 5: Solve for x
    x = 66,341,649.19/10,240.64
  6. Step 6: Final answer
    x = 6,478.27

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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.