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Finding the Fourth Proportional to 10,468.80, 15,703.22 and 4,624.25

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Solution

The fourth proportional to 10,468.80, 15,703.22 and 4,624.25 is: 6,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.80 : 15,703.22 = 4,624.25 : x
  2. Step 2: Convert to fraction form
    10,468.80/15,703.22 = 4,624.25/x
  3. Step 3: Cross multiply
    10,468.80x = 15,703.22 × 4,624.25
  4. Step 4: Simplify right side
    10,468.80x = 72,615,513.45
  5. Step 5: Solve for x
    x = 72,615,513.45/10,468.80
  6. Step 6: Final answer
    x = 6,936.37

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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.