Home / 5,875.10-8,812.65-5,486.30

Finding the Fourth Proportional to 5,875.10, 8,812.65 and 5,486.30

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Solution

The fourth proportional to 5,875.10, 8,812.65 and 5,486.30 is: 8,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.10 : 8,812.65 = 5,486.30 : x
  2. Step 2: Convert to fraction form
    5,875.10/8,812.65 = 5,486.30/x
  3. Step 3: Cross multiply
    5,875.10x = 8,812.65 × 5,486.30
  4. Step 4: Simplify right side
    5,875.10x = 48,348,841.70
  5. Step 5: Solve for x
    x = 48,348,841.70/5,875.10
  6. Step 6: Final answer
    x = 8,229.45

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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.