Home / 3,683.74-5,526.54-1,086.70

Finding the Fourth Proportional to 3,683.74, 5,526.54 and 1,086.70

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Solution

The fourth proportional to 3,683.74, 5,526.54 and 1,086.70 is: 1,630.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.74 : 5,526.54 = 1,086.70 : x
  2. Step 2: Convert to fraction form
    3,683.74/5,526.54 = 1,086.70/x
  3. Step 3: Cross multiply
    3,683.74x = 5,526.54 × 1,086.70
  4. Step 4: Simplify right side
    3,683.74x = 6,005,691.02
  5. Step 5: Solve for x
    x = 6,005,691.02/3,683.74
  6. Step 6: Final answer
    x = 1,630.32

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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.