Home / 5,695.08-7,858.98-3,177.30

Finding the Fourth Proportional to 5,695.08, 7,858.98 and 3,177.30

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Solution

The fourth proportional to 5,695.08, 7,858.98 and 3,177.30 is: 4,384.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695.08 : 7,858.98 = 3,177.30 : x
  2. Step 2: Convert to fraction form
    5,695.08/7,858.98 = 3,177.30/x
  3. Step 3: Cross multiply
    5,695.08x = 7,858.98 × 3,177.30
  4. Step 4: Simplify right side
    5,695.08x = 24,970,337.15
  5. Step 5: Solve for x
    x = 24,970,337.15/5,695.08
  6. Step 6: Final answer
    x = 4,384.55

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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.