Home / 10,291.24-15,433.79-4,368.04

Finding the Fourth Proportional to 10,291.24, 15,433.79 and 4,368.04

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Solution

The fourth proportional to 10,291.24, 15,433.79 and 4,368.04 is: 6,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.24 : 15,433.79 = 4,368.04 : x
  2. Step 2: Convert to fraction form
    10,291.24/15,433.79 = 4,368.04/x
  3. Step 3: Cross multiply
    10,291.24x = 15,433.79 × 4,368.04
  4. Step 4: Simplify right side
    10,291.24x = 67,415,463.03
  5. Step 5: Solve for x
    x = 67,415,463.03/10,291.24
  6. Step 6: Final answer
    x = 6,550.76

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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.