Home / 10,238.15-14,124.98-5,987.70

Finding the Fourth Proportional to 10,238.15, 14,124.98 and 5,987.70

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Solution

The fourth proportional to 10,238.15, 14,124.98 and 5,987.70 is: 8,260.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.15 : 14,124.98 = 5,987.70 : x
  2. Step 2: Convert to fraction form
    10,238.15/14,124.98 = 5,987.70/x
  3. Step 3: Cross multiply
    10,238.15x = 14,124.98 × 5,987.70
  4. Step 4: Simplify right side
    10,238.15x = 84,576,157.72
  5. Step 5: Solve for x
    x = 84,576,157.72/10,238.15
  6. Step 6: Final answer
    x = 8,260.88

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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.