Home / 2,885.62-4,329.78-1,498.20

Finding the Fourth Proportional to 2,885.62, 4,329.78 and 1,498.20

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Solution

The fourth proportional to 2,885.62, 4,329.78 and 1,498.20 is: 2,248.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.62 : 4,329.78 = 1,498.20 : x
  2. Step 2: Convert to fraction form
    2,885.62/4,329.78 = 1,498.20/x
  3. Step 3: Cross multiply
    2,885.62x = 4,329.78 × 1,498.20
  4. Step 4: Simplify right side
    2,885.62x = 6,486,876.40
  5. Step 5: Solve for x
    x = 6,486,876.40/2,885.62
  6. Step 6: Final answer
    x = 2,248.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.