Home / 10,147.12-14,002.44-5,956.72

Finding the Fourth Proportional to 10,147.12, 14,002.44 and 5,956.72

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Solution

The fourth proportional to 10,147.12, 14,002.44 and 5,956.72 is: 8,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147.12 : 14,002.44 = 5,956.72 : x
  2. Step 2: Convert to fraction form
    10,147.12/14,002.44 = 5,956.72/x
  3. Step 3: Cross multiply
    10,147.12x = 14,002.44 × 5,956.72
  4. Step 4: Simplify right side
    10,147.12x = 83,408,614.40
  5. Step 5: Solve for x
    x = 83,408,614.40/10,147.12
  6. Step 6: Final answer
    x = 8,219.93

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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.