Home / 6,077.10-9,115.65-4,521.90

Finding the Fourth Proportional to 6,077.10, 9,115.65 and 4,521.90

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Solution

The fourth proportional to 6,077.10, 9,115.65 and 4,521.90 is: 6,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.10 : 9,115.65 = 4,521.90 : x
  2. Step 2: Convert to fraction form
    6,077.10/9,115.65 = 4,521.90/x
  3. Step 3: Cross multiply
    6,077.10x = 9,115.65 × 4,521.90
  4. Step 4: Simplify right side
    6,077.10x = 41,220,057.74
  5. Step 5: Solve for x
    x = 41,220,057.74/6,077.10
  6. Step 6: Final answer
    x = 6,782.85

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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.