Home / 6,151.34-8,488.77-3,356.66

Finding the Fourth Proportional to 6,151.34, 8,488.77 and 3,356.66

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Solution

The fourth proportional to 6,151.34, 8,488.77 and 3,356.66 is: 4,632.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.34 : 8,488.77 = 3,356.66 : x
  2. Step 2: Convert to fraction form
    6,151.34/8,488.77 = 3,356.66/x
  3. Step 3: Cross multiply
    6,151.34x = 8,488.77 × 3,356.66
  4. Step 4: Simplify right side
    6,151.34x = 28,493,914.71
  5. Step 5: Solve for x
    x = 28,493,914.71/6,151.34
  6. Step 6: Final answer
    x = 4,632.15

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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.