Home / 9,420.32-13,001.85-6,233.68

Finding the Fourth Proportional to 9,420.32, 13,001.85 and 6,233.68

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Solution

The fourth proportional to 9,420.32, 13,001.85 and 6,233.68 is: 8,603.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.32 : 13,001.85 = 6,233.68 : x
  2. Step 2: Convert to fraction form
    9,420.32/13,001.85 = 6,233.68/x
  3. Step 3: Cross multiply
    9,420.32x = 13,001.85 × 6,233.68
  4. Step 4: Simplify right side
    9,420.32x = 81,049,372.31
  5. Step 5: Solve for x
    x = 81,049,372.31/9,420.32
  6. Step 6: Final answer
    x = 8,603.68

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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.