Home / 6,244.18-8,612.75-4,915.58

Finding the Fourth Proportional to 6,244.18, 8,612.75 and 4,915.58

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Solution

The fourth proportional to 6,244.18, 8,612.75 and 4,915.58 is: 6,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,244.18 : 8,612.75 = 4,915.58 : x
  2. Step 2: Convert to fraction form
    6,244.18/8,612.75 = 4,915.58/x
  3. Step 3: Cross multiply
    6,244.18x = 8,612.75 × 4,915.58
  4. Step 4: Simplify right side
    6,244.18x = 42,336,630.87
  5. Step 5: Solve for x
    x = 42,336,630.87/6,244.18
  6. Step 6: Final answer
    x = 6,780.18

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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.