Home / 5,062.23-6,989.12-3,176.40

Finding the Fourth Proportional to 5,062.23, 6,989.12 and 3,176.40

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Solution

The fourth proportional to 5,062.23, 6,989.12 and 3,176.40 is: 4,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.23 : 6,989.12 = 3,176.40 : x
  2. Step 2: Convert to fraction form
    5,062.23/6,989.12 = 3,176.40/x
  3. Step 3: Cross multiply
    5,062.23x = 6,989.12 × 3,176.40
  4. Step 4: Simplify right side
    5,062.23x = 22,200,240.77
  5. Step 5: Solve for x
    x = 22,200,240.77/5,062.23
  6. Step 6: Final answer
    x = 4,385.47

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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.