Home / 8,771.04-13,156.66-2,927.66

Finding the Fourth Proportional to 8,771.04, 13,156.66 and 2,927.66

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Solution

The fourth proportional to 8,771.04, 13,156.66 and 2,927.66 is: 4,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771.04 : 13,156.66 = 2,927.66 : x
  2. Step 2: Convert to fraction form
    8,771.04/13,156.66 = 2,927.66/x
  3. Step 3: Cross multiply
    8,771.04x = 13,156.66 × 2,927.66
  4. Step 4: Simplify right side
    8,771.04x = 38,518,227.22
  5. Step 5: Solve for x
    x = 38,518,227.22/8,771.04
  6. Step 6: Final answer
    x = 4,391.52

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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.