Home / 4,931.91-7,397.91-2,009.43

Finding the Fourth Proportional to 4,931.91, 7,397.91 and 2,009.43

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Solution

The fourth proportional to 4,931.91, 7,397.91 and 2,009.43 is: 3,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.91 : 7,397.91 = 2,009.43 : x
  2. Step 2: Convert to fraction form
    4,931.91/7,397.91 = 2,009.43/x
  3. Step 3: Cross multiply
    4,931.91x = 7,397.91 × 2,009.43
  4. Step 4: Simplify right side
    4,931.91x = 14,865,582.29
  5. Step 5: Solve for x
    x = 14,865,582.29/4,931.91
  6. Step 6: Final answer
    x = 3,014.16

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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.