Home / 5,666.70-8,480.34-4,330.20

Finding the Fourth Proportional to 5,666.70, 8,480.34 and 4,330.20

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Solution

The fourth proportional to 5,666.70, 8,480.34 and 4,330.20 is: 6,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.70 : 8,480.34 = 4,330.20 : x
  2. Step 2: Convert to fraction form
    5,666.70/8,480.34 = 4,330.20/x
  3. Step 3: Cross multiply
    5,666.70x = 8,480.34 × 4,330.20
  4. Step 4: Simplify right side
    5,666.70x = 36,721,568.27
  5. Step 5: Solve for x
    x = 36,721,568.27/5,666.70
  6. Step 6: Final answer
    x = 6,480.24

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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.