Home / 5,647.80-8,462.18-4,330.16

Finding the Fourth Proportional to 5,647.80, 8,462.18 and 4,330.16

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Solution

The fourth proportional to 5,647.80, 8,462.18 and 4,330.16 is: 6,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.80 : 8,462.18 = 4,330.16 : x
  2. Step 2: Convert to fraction form
    5,647.80/8,462.18 = 4,330.16/x
  3. Step 3: Cross multiply
    5,647.80x = 8,462.18 × 4,330.16
  4. Step 4: Simplify right side
    5,647.80x = 36,642,593.35
  5. Step 5: Solve for x
    x = 36,642,593.35/5,647.80
  6. Step 6: Final answer
    x = 6,487.94

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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.