Home / 6,295.20-9,442.80-4,326.90

Finding the Fourth Proportional to 6,295.20, 9,442.80 and 4,326.90

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Solution

The fourth proportional to 6,295.20, 9,442.80 and 4,326.90 is: 6,490.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.20 : 9,442.80 = 4,326.90 : x
  2. Step 2: Convert to fraction form
    6,295.20/9,442.80 = 4,326.90/x
  3. Step 3: Cross multiply
    6,295.20x = 9,442.80 × 4,326.90
  4. Step 4: Simplify right side
    6,295.20x = 40,858,051.32
  5. Step 5: Solve for x
    x = 40,858,051.32/6,295.20
  6. Step 6: Final answer
    x = 6,490.35

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Double scale
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Similar ratio
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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.