Home / 5,807.13-8,013.75-3,154.50

Finding the Fourth Proportional to 5,807.13, 8,013.75 and 3,154.50

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Solution

The fourth proportional to 5,807.13, 8,013.75 and 3,154.50 is: 4,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.13 : 8,013.75 = 3,154.50 : x
  2. Step 2: Convert to fraction form
    5,807.13/8,013.75 = 3,154.50/x
  3. Step 3: Cross multiply
    5,807.13x = 8,013.75 × 3,154.50
  4. Step 4: Simplify right side
    5,807.13x = 25,279,374.38
  5. Step 5: Solve for x
    x = 25,279,374.38/5,807.13
  6. Step 6: Final answer
    x = 4,353.16

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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.