Home / 5,167.13-7,751.27-1,656.31

Finding the Fourth Proportional to 5,167.13, 7,751.27 and 1,656.31

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Solution

The fourth proportional to 5,167.13, 7,751.27 and 1,656.31 is: 2,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.13 : 7,751.27 = 1,656.31 : x
  2. Step 2: Convert to fraction form
    5,167.13/7,751.27 = 1,656.31/x
  3. Step 3: Cross multiply
    5,167.13x = 7,751.27 × 1,656.31
  4. Step 4: Simplify right side
    5,167.13x = 12,838,458.98
  5. Step 5: Solve for x
    x = 12,838,458.98/5,167.13
  6. Step 6: Final answer
    x = 2,484.64

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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.