Home / 10,337.58-15,506.36-3,318.32

Finding the Fourth Proportional to 10,337.58, 15,506.36 and 3,318.32

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Solution

The fourth proportional to 10,337.58, 15,506.36 and 3,318.32 is: 4,977.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.58 : 15,506.36 = 3,318.32 : x
  2. Step 2: Convert to fraction form
    10,337.58/15,506.36 = 3,318.32/x
  3. Step 3: Cross multiply
    10,337.58x = 15,506.36 × 3,318.32
  4. Step 4: Simplify right side
    10,337.58x = 51,454,970.39
  5. Step 5: Solve for x
    x = 51,454,970.39/10,337.58
  6. Step 6: Final answer
    x = 4,977.47

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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.