Home / 6,781.04-10,172.40-2,337.52

Finding the Fourth Proportional to 6,781.04, 10,172.40 and 2,337.52

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Solution

The fourth proportional to 6,781.04, 10,172.40 and 2,337.52 is: 3,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.04 : 10,172.40 = 2,337.52 : x
  2. Step 2: Convert to fraction form
    6,781.04/10,172.40 = 2,337.52/x
  3. Step 3: Cross multiply
    6,781.04x = 10,172.40 × 2,337.52
  4. Step 4: Simplify right side
    6,781.04x = 23,778,188.45
  5. Step 5: Solve for x
    x = 23,778,188.45/6,781.04
  6. Step 6: Final answer
    x = 3,506.57

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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.