Home / 6,345.20-8,752.29-4,356.86

Finding the Fourth Proportional to 6,345.20, 8,752.29 and 4,356.86

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Solution

The fourth proportional to 6,345.20, 8,752.29 and 4,356.86 is: 6,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.20 : 8,752.29 = 4,356.86 : x
  2. Step 2: Convert to fraction form
    6,345.20/8,752.29 = 4,356.86/x
  3. Step 3: Cross multiply
    6,345.20x = 8,752.29 × 4,356.86
  4. Step 4: Simplify right side
    6,345.20x = 38,132,458.45
  5. Step 5: Solve for x
    x = 38,132,458.45/6,345.20
  6. Step 6: Final answer
    x = 6,009.66

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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.