Home / 4,122.55-6,182.28-1,656.53

Finding the Fourth Proportional to 4,122.55, 6,182.28 and 1,656.53

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Solution

The fourth proportional to 4,122.55, 6,182.28 and 1,656.53 is: 2,484.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.55 : 6,182.28 = 1,656.53 : x
  2. Step 2: Convert to fraction form
    4,122.55/6,182.28 = 1,656.53/x
  3. Step 3: Cross multiply
    4,122.55x = 6,182.28 × 1,656.53
  4. Step 4: Simplify right side
    4,122.55x = 10,241,153.96
  5. Step 5: Solve for x
    x = 10,241,153.96/4,122.55
  6. Step 6: Final answer
    x = 2,484.18

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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.