Home / 8,880.32-12,254.70-4,901.42

Finding the Fourth Proportional to 8,880.32, 12,254.70 and 4,901.42

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Solution

The fourth proportional to 8,880.32, 12,254.70 and 4,901.42 is: 6,763.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880.32 : 12,254.70 = 4,901.42 : x
  2. Step 2: Convert to fraction form
    8,880.32/12,254.70 = 4,901.42/x
  3. Step 3: Cross multiply
    8,880.32x = 12,254.70 × 4,901.42
  4. Step 4: Simplify right side
    8,880.32x = 60,065,431.67
  5. Step 5: Solve for x
    x = 60,065,431.67/8,880.32
  6. Step 6: Final answer
    x = 6,763.88

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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.