Home / 2,956.50-4,434.75-1,008.72

Finding the Fourth Proportional to 2,956.50, 4,434.75 and 1,008.72

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Solution

The fourth proportional to 2,956.50, 4,434.75 and 1,008.72 is: 1,513.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.50 : 4,434.75 = 1,008.72 : x
  2. Step 2: Convert to fraction form
    2,956.50/4,434.75 = 1,008.72/x
  3. Step 3: Cross multiply
    2,956.50x = 4,434.75 × 1,008.72
  4. Step 4: Simplify right side
    2,956.50x = 4,473,421.02
  5. Step 5: Solve for x
    x = 4,473,421.02/2,956.50
  6. Step 6: Final answer
    x = 1,513.08

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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.