Home / 4,590.30-6,885.45-3,200.70

Finding the Fourth Proportional to 4,590.30, 6,885.45 and 3,200.70

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Solution

The fourth proportional to 4,590.30, 6,885.45 and 3,200.70 is: 4,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.30 : 6,885.45 = 3,200.70 : x
  2. Step 2: Convert to fraction form
    4,590.30/6,885.45 = 3,200.70/x
  3. Step 3: Cross multiply
    4,590.30x = 6,885.45 × 3,200.70
  4. Step 4: Simplify right side
    4,590.30x = 22,038,259.82
  5. Step 5: Solve for x
    x = 22,038,259.82/4,590.30
  6. Step 6: Final answer
    x = 4,801.05

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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.