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Finding the Fourth Proportional to 5,373.01, 8,059.52 and 1,909.99

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Solution

The fourth proportional to 5,373.01, 8,059.52 and 1,909.99 is: 2,864.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.01 : 8,059.52 = 1,909.99 : x
  2. Step 2: Convert to fraction form
    5,373.01/8,059.52 = 1,909.99/x
  3. Step 3: Cross multiply
    5,373.01x = 8,059.52 × 1,909.99
  4. Step 4: Simplify right side
    5,373.01x = 15,393,602.60
  5. Step 5: Solve for x
    x = 15,393,602.60/5,373.01
  6. Step 6: Final answer
    x = 2,864.99

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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.