Home / 3,345.74-5,013.57-2,981.18

Finding the Fourth Proportional to 3,345.74, 5,013.57 and 2,981.18

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Solution

The fourth proportional to 3,345.74, 5,013.57 and 2,981.18 is: 4,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.74 : 5,013.57 = 2,981.18 : x
  2. Step 2: Convert to fraction form
    3,345.74/5,013.57 = 2,981.18/x
  3. Step 3: Cross multiply
    3,345.74x = 5,013.57 × 2,981.18
  4. Step 4: Simplify right side
    3,345.74x = 14,946,354.61
  5. Step 5: Solve for x
    x = 14,946,354.61/3,345.74
  6. Step 6: Final answer
    x = 4,467.28

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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.