Home / 8,734.32-12,050.36-4,957.12

Finding the Fourth Proportional to 8,734.32, 12,050.36 and 4,957.12

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Solution

The fourth proportional to 8,734.32, 12,050.36 and 4,957.12 is: 6,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.32 : 12,050.36 = 4,957.12 : x
  2. Step 2: Convert to fraction form
    8,734.32/12,050.36 = 4,957.12/x
  3. Step 3: Cross multiply
    8,734.32x = 12,050.36 × 4,957.12
  4. Step 4: Simplify right side
    8,734.32x = 59,735,080.56
  5. Step 5: Solve for x
    x = 59,735,080.56/8,734.32
  6. Step 6: Final answer
    x = 6,839.12

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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.