Home / 10,515.60-14,511.24-5,799.57

Finding the Fourth Proportional to 10,515.60, 14,511.24 and 5,799.57

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Solution

The fourth proportional to 10,515.60, 14,511.24 and 5,799.57 is: 8,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515.60 : 14,511.24 = 5,799.57 : x
  2. Step 2: Convert to fraction form
    10,515.60/14,511.24 = 5,799.57/x
  3. Step 3: Cross multiply
    10,515.60x = 14,511.24 × 5,799.57
  4. Step 4: Simplify right side
    10,515.60x = 84,158,952.17
  5. Step 5: Solve for x
    x = 84,158,952.17/10,515.60
  6. Step 6: Final answer
    x = 8,003.25

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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.