Home / 10,112.55-13,952.23-5,862.76

Finding the Fourth Proportional to 10,112.55, 13,952.23 and 5,862.76

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Solution

The fourth proportional to 10,112.55, 13,952.23 and 5,862.76 is: 8,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.55 : 13,952.23 = 5,862.76 : x
  2. Step 2: Convert to fraction form
    10,112.55/13,952.23 = 5,862.76/x
  3. Step 3: Cross multiply
    10,112.55x = 13,952.23 × 5,862.76
  4. Step 4: Simplify right side
    10,112.55x = 81,798,623.74
  5. Step 5: Solve for x
    x = 81,798,623.74/10,112.55
  6. Step 6: Final answer
    x = 8,088.82

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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.