Home / 8,200.16-12,297.60-2,355.20

Finding the Fourth Proportional to 8,200.16, 12,297.60 and 2,355.20

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Solution

The fourth proportional to 8,200.16, 12,297.60 and 2,355.20 is: 3,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200.16 : 12,297.60 = 2,355.20 : x
  2. Step 2: Convert to fraction form
    8,200.16/12,297.60 = 2,355.20/x
  3. Step 3: Cross multiply
    8,200.16x = 12,297.60 × 2,355.20
  4. Step 4: Simplify right side
    8,200.16x = 28,963,307.52
  5. Step 5: Solve for x
    x = 28,963,307.52/8,200.16
  6. Step 6: Final answer
    x = 3,532.04

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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.