Home / 7,599.38-11,400.91-3,702.90

Finding the Fourth Proportional to 7,599.38, 11,400.91 and 3,702.90

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Solution

The fourth proportional to 7,599.38, 11,400.91 and 3,702.90 is: 5,555.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.38 : 11,400.91 = 3,702.90 : x
  2. Step 2: Convert to fraction form
    7,599.38/11,400.91 = 3,702.90/x
  3. Step 3: Cross multiply
    7,599.38x = 11,400.91 × 3,702.90
  4. Step 4: Simplify right side
    7,599.38x = 42,216,429.64
  5. Step 5: Solve for x
    x = 42,216,429.64/7,599.38
  6. Step 6: Final answer
    x = 5,555.25

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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.