Home / 6,276.04-8,657.16-4,151.60

Finding the Fourth Proportional to 6,276.04, 8,657.16 and 4,151.60

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Solution

The fourth proportional to 6,276.04, 8,657.16 and 4,151.60 is: 5,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.04 : 8,657.16 = 4,151.60 : x
  2. Step 2: Convert to fraction form
    6,276.04/8,657.16 = 4,151.60/x
  3. Step 3: Cross multiply
    6,276.04x = 8,657.16 × 4,151.60
  4. Step 4: Simplify right side
    6,276.04x = 35,941,065.46
  5. Step 5: Solve for x
    x = 35,941,065.46/6,276.04
  6. Step 6: Final answer
    x = 5,726.71

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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.