Home / 5,129.04-7,701.78-4,295.25

Finding the Fourth Proportional to 5,129.04, 7,701.78 and 4,295.25

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Solution

The fourth proportional to 5,129.04, 7,701.78 and 4,295.25 is: 6,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129.04 : 7,701.78 = 4,295.25 : x
  2. Step 2: Convert to fraction form
    5,129.04/7,701.78 = 4,295.25/x
  3. Step 3: Cross multiply
    5,129.04x = 7,701.78 × 4,295.25
  4. Step 4: Simplify right side
    5,129.04x = 33,081,070.55
  5. Step 5: Solve for x
    x = 33,081,070.55/5,129.04
  6. Step 6: Final answer
    x = 6,449.76

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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.