Home / 10,402.62-15,583.30-4,848.32

Finding the Fourth Proportional to 10,402.62, 15,583.30 and 4,848.32

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Solution

The fourth proportional to 10,402.62, 15,583.30 and 4,848.32 is: 7,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402.62 : 15,583.30 = 4,848.32 : x
  2. Step 2: Convert to fraction form
    10,402.62/15,583.30 = 4,848.32/x
  3. Step 3: Cross multiply
    10,402.62x = 15,583.30 × 4,848.32
  4. Step 4: Simplify right side
    10,402.62x = 75,552,825.06
  5. Step 5: Solve for x
    x = 75,552,825.06/10,402.62
  6. Step 6: Final answer
    x = 7,262.87

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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.