Home / 9,521.32-14,285.40-4,255.89

Finding the Fourth Proportional to 9,521.32, 14,285.40 and 4,255.89

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Solution

The fourth proportional to 9,521.32, 14,285.40 and 4,255.89 is: 6,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.32 : 14,285.40 = 4,255.89 : x
  2. Step 2: Convert to fraction form
    9,521.32/14,285.40 = 4,255.89/x
  3. Step 3: Cross multiply
    9,521.32x = 14,285.40 × 4,255.89
  4. Step 4: Simplify right side
    9,521.32x = 60,797,119.79
  5. Step 5: Solve for x
    x = 60,797,119.79/9,521.32
  6. Step 6: Final answer
    x = 6,385.37

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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.