Home / 8,856.33-13,278.61-4,693.74

Finding the Fourth Proportional to 8,856.33, 13,278.61 and 4,693.74

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Solution

The fourth proportional to 8,856.33, 13,278.61 and 4,693.74 is: 7,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.33 : 13,278.61 = 4,693.74 : x
  2. Step 2: Convert to fraction form
    8,856.33/13,278.61 = 4,693.74/x
  3. Step 3: Cross multiply
    8,856.33x = 13,278.61 × 4,693.74
  4. Step 4: Simplify right side
    8,856.33x = 62,326,342.90
  5. Step 5: Solve for x
    x = 62,326,342.90/8,856.33
  6. Step 6: Final answer
    x = 7,037.49

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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.