Home / 9,011.38-12,435.65-5,032.45

Finding the Fourth Proportional to 9,011.38, 12,435.65 and 5,032.45

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Solution

The fourth proportional to 9,011.38, 12,435.65 and 5,032.45 is: 6,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.38 : 12,435.65 = 5,032.45 : x
  2. Step 2: Convert to fraction form
    9,011.38/12,435.65 = 5,032.45/x
  3. Step 3: Cross multiply
    9,011.38x = 12,435.65 × 5,032.45
  4. Step 4: Simplify right side
    9,011.38x = 62,581,786.84
  5. Step 5: Solve for x
    x = 62,581,786.84/9,011.38
  6. Step 6: Final answer
    x = 6,944.75

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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.