Home / 9,136.68-12,608.55-4,944.90

Finding the Fourth Proportional to 9,136.68, 12,608.55 and 4,944.90

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Solution

The fourth proportional to 9,136.68, 12,608.55 and 4,944.90 is: 6,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.68 : 12,608.55 = 4,944.90 : x
  2. Step 2: Convert to fraction form
    9,136.68/12,608.55 = 4,944.90/x
  3. Step 3: Cross multiply
    9,136.68x = 12,608.55 × 4,944.90
  4. Step 4: Simplify right side
    9,136.68x = 62,348,018.90
  5. Step 5: Solve for x
    x = 62,348,018.90/9,136.68
  6. Step 6: Final answer
    x = 6,823.92

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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.