Home / 10,603.63-15,892.38-4,359.75

Finding the Fourth Proportional to 10,603.63, 15,892.38 and 4,359.75

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Solution

The fourth proportional to 10,603.63, 15,892.38 and 4,359.75 is: 6,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603.63 : 15,892.38 = 4,359.75 : x
  2. Step 2: Convert to fraction form
    10,603.63/15,892.38 = 4,359.75/x
  3. Step 3: Cross multiply
    10,603.63x = 15,892.38 × 4,359.75
  4. Step 4: Simplify right side
    10,603.63x = 69,286,803.71
  5. Step 5: Solve for x
    x = 69,286,803.71/10,603.63
  6. Step 6: Final answer
    x = 6,534.25

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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.