Home / 6,077.28-8,378.97-4,957.08

Finding the Fourth Proportional to 6,077.28, 8,378.97 and 4,957.08

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Solution

The fourth proportional to 6,077.28, 8,378.97 and 4,957.08 is: 6,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.28 : 8,378.97 = 4,957.08 : x
  2. Step 2: Convert to fraction form
    6,077.28/8,378.97 = 4,957.08/x
  3. Step 3: Cross multiply
    6,077.28x = 8,378.97 × 4,957.08
  4. Step 4: Simplify right side
    6,077.28x = 41,535,224.61
  5. Step 5: Solve for x
    x = 41,535,224.61/6,077.28
  6. Step 6: Final answer
    x = 6,834.51

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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.