Home / 3,176.28-4,746.06-2,520.18

Finding the Fourth Proportional to 3,176.28, 4,746.06 and 2,520.18

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Solution

The fourth proportional to 3,176.28, 4,746.06 and 2,520.18 is: 3,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.28 : 4,746.06 = 2,520.18 : x
  2. Step 2: Convert to fraction form
    3,176.28/4,746.06 = 2,520.18/x
  3. Step 3: Cross multiply
    3,176.28x = 4,746.06 × 2,520.18
  4. Step 4: Simplify right side
    3,176.28x = 11,960,925.49
  5. Step 5: Solve for x
    x = 11,960,925.49/3,176.28
  6. Step 6: Final answer
    x = 3,765.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.