Home / 5,359.34-8,039.52-1,660.57

Finding the Fourth Proportional to 5,359.34, 8,039.52 and 1,660.57

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Solution

The fourth proportional to 5,359.34, 8,039.52 and 1,660.57 is: 2,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.34 : 8,039.52 = 1,660.57 : x
  2. Step 2: Convert to fraction form
    5,359.34/8,039.52 = 1,660.57/x
  3. Step 3: Cross multiply
    5,359.34x = 8,039.52 × 1,660.57
  4. Step 4: Simplify right side
    5,359.34x = 13,350,177.42
  5. Step 5: Solve for x
    x = 13,350,177.42/5,359.34
  6. Step 6: Final answer
    x = 2,491.01

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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.