Home / 10,307.48-14,224.42-5,591.74

Finding the Fourth Proportional to 10,307.48, 14,224.42 and 5,591.74

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Solution

The fourth proportional to 10,307.48, 14,224.42 and 5,591.74 is: 7,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.48 : 14,224.42 = 5,591.74 : x
  2. Step 2: Convert to fraction form
    10,307.48/14,224.42 = 5,591.74/x
  3. Step 3: Cross multiply
    10,307.48x = 14,224.42 × 5,591.74
  4. Step 4: Simplify right side
    10,307.48x = 79,539,258.29
  5. Step 5: Solve for x
    x = 79,539,258.29/10,307.48
  6. Step 6: Final answer
    x = 7,716.65

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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.