Home / 8,292.16-12,441.60-4,136.32

Finding the Fourth Proportional to 8,292.16, 12,441.60 and 4,136.32

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Solution

The fourth proportional to 8,292.16, 12,441.60 and 4,136.32 is: 6,206.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.16 : 12,441.60 = 4,136.32 : x
  2. Step 2: Convert to fraction form
    8,292.16/12,441.60 = 4,136.32/x
  3. Step 3: Cross multiply
    8,292.16x = 12,441.60 × 4,136.32
  4. Step 4: Simplify right side
    8,292.16x = 51,462,438.91
  5. Step 5: Solve for x
    x = 51,462,438.91/8,292.16
  6. Step 6: Final answer
    x = 6,206.16

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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.