Home / 6,631.20-9,142.96-4,862.08

Finding the Fourth Proportional to 6,631.20, 9,142.96 and 4,862.08

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Solution

The fourth proportional to 6,631.20, 9,142.96 and 4,862.08 is: 6,703.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.20 : 9,142.96 = 4,862.08 : x
  2. Step 2: Convert to fraction form
    6,631.20/9,142.96 = 4,862.08/x
  3. Step 3: Cross multiply
    6,631.20x = 9,142.96 × 4,862.08
  4. Step 4: Simplify right side
    6,631.20x = 44,453,802.96
  5. Step 5: Solve for x
    x = 44,453,802.96/6,631.20
  6. Step 6: Final answer
    x = 6,703.73

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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.