Home / 9,285.32-13,923.08-5,335.76

Finding the Fourth Proportional to 9,285.32, 13,923.08 and 5,335.76

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Solution

The fourth proportional to 9,285.32, 13,923.08 and 5,335.76 is: 8,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.32 : 13,923.08 = 5,335.76 : x
  2. Step 2: Convert to fraction form
    9,285.32/13,923.08 = 5,335.76/x
  3. Step 3: Cross multiply
    9,285.32x = 13,923.08 × 5,335.76
  4. Step 4: Simplify right side
    9,285.32x = 74,290,213.34
  5. Step 5: Solve for x
    x = 74,290,213.34/9,285.32
  6. Step 6: Final answer
    x = 8,000.82

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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.