Home / 4,781.81-6,598.18-2,685.53

Finding the Fourth Proportional to 4,781.81, 6,598.18 and 2,685.53

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Solution

The fourth proportional to 4,781.81, 6,598.18 and 2,685.53 is: 3,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.81 : 6,598.18 = 2,685.53 : x
  2. Step 2: Convert to fraction form
    4,781.81/6,598.18 = 2,685.53/x
  3. Step 3: Cross multiply
    4,781.81x = 6,598.18 × 2,685.53
  4. Step 4: Simplify right side
    4,781.81x = 17,719,610.34
  5. Step 5: Solve for x
    x = 17,719,610.34/4,781.81
  6. Step 6: Final answer
    x = 3,705.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.