Home / 9,315.28-12,856.52-6,593.98

Finding the Fourth Proportional to 9,315.28, 12,856.52 and 6,593.98

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Solution

The fourth proportional to 9,315.28, 12,856.52 and 6,593.98 is: 9,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315.28 : 12,856.52 = 6,593.98 : x
  2. Step 2: Convert to fraction form
    9,315.28/12,856.52 = 6,593.98/x
  3. Step 3: Cross multiply
    9,315.28x = 12,856.52 × 6,593.98
  4. Step 4: Simplify right side
    9,315.28x = 84,775,680.36
  5. Step 5: Solve for x
    x = 84,775,680.36/9,315.28
  6. Step 6: Final answer
    x = 9,100.71

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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.