Home / 5,670.04-8,490.66-3,819.16

Finding the Fourth Proportional to 5,670.04, 8,490.66 and 3,819.16

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Solution

The fourth proportional to 5,670.04, 8,490.66 and 3,819.16 is: 5,719.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.04 : 8,490.66 = 3,819.16 : x
  2. Step 2: Convert to fraction form
    5,670.04/8,490.66 = 3,819.16/x
  3. Step 3: Cross multiply
    5,670.04x = 8,490.66 × 3,819.16
  4. Step 4: Simplify right side
    5,670.04x = 32,427,189.05
  5. Step 5: Solve for x
    x = 32,427,189.05/5,670.04
  6. Step 6: Final answer
    x = 5,719.04

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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.