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Finding the Fourth Proportional to 2,886.71, 4,330.04 and 1,499.33

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Solution

The fourth proportional to 2,886.71, 4,330.04 and 1,499.33 is: 2,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.71 : 4,330.04 = 1,499.33 : x
  2. Step 2: Convert to fraction form
    2,886.71/4,330.04 = 1,499.33/x
  3. Step 3: Cross multiply
    2,886.71x = 4,330.04 × 1,499.33
  4. Step 4: Simplify right side
    2,886.71x = 6,492,129.73
  5. Step 5: Solve for x
    x = 6,492,129.73/2,886.71
  6. Step 6: Final answer
    x = 2,248.98

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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.