Home / 8,294.58-11,445.18-4,937.28

Finding the Fourth Proportional to 8,294.58, 11,445.18 and 4,937.28

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Solution

The fourth proportional to 8,294.58, 11,445.18 and 4,937.28 is: 6,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.58 : 11,445.18 = 4,937.28 : x
  2. Step 2: Convert to fraction form
    8,294.58/11,445.18 = 4,937.28/x
  3. Step 3: Cross multiply
    8,294.58x = 11,445.18 × 4,937.28
  4. Step 4: Simplify right side
    8,294.58x = 56,508,058.31
  5. Step 5: Solve for x
    x = 56,508,058.31/8,294.58
  6. Step 6: Final answer
    x = 6,812.65

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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.