Home / 5,191.48-7,164.24-3,701.99

Finding the Fourth Proportional to 5,191.48, 7,164.24 and 3,701.99

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Solution

The fourth proportional to 5,191.48, 7,164.24 and 3,701.99 is: 5,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.48 : 7,164.24 = 3,701.99 : x
  2. Step 2: Convert to fraction form
    5,191.48/7,164.24 = 3,701.99/x
  3. Step 3: Cross multiply
    5,191.48x = 7,164.24 × 3,701.99
  4. Step 4: Simplify right side
    5,191.48x = 26,521,909.02
  5. Step 5: Solve for x
    x = 26,521,909.02/5,191.48
  6. Step 6: Final answer
    x = 5,108.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.