Home / 10,337.41-15,506.16-3,318.49

Finding the Fourth Proportional to 10,337.41, 15,506.16 and 3,318.49

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Solution

The fourth proportional to 10,337.41, 15,506.16 and 3,318.49 is: 4,977.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.41 : 15,506.16 = 3,318.49 : x
  2. Step 2: Convert to fraction form
    10,337.41/15,506.16 = 3,318.49/x
  3. Step 3: Cross multiply
    10,337.41x = 15,506.16 × 3,318.49
  4. Step 4: Simplify right side
    10,337.41x = 51,457,036.90
  5. Step 5: Solve for x
    x = 51,457,036.90/10,337.41
  6. Step 6: Final answer
    x = 4,977.75

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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.