Home / 10,433.34-14,398.70-6,400.62

Finding the Fourth Proportional to 10,433.34, 14,398.70 and 6,400.62

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Solution

The fourth proportional to 10,433.34, 14,398.70 and 6,400.62 is: 8,833.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.34 : 14,398.70 = 6,400.62 : x
  2. Step 2: Convert to fraction form
    10,433.34/14,398.70 = 6,400.62/x
  3. Step 3: Cross multiply
    10,433.34x = 14,398.70 × 6,400.62
  4. Step 4: Simplify right side
    10,433.34x = 92,160,575.19
  5. Step 5: Solve for x
    x = 92,160,575.19/10,433.34
  6. Step 6: Final answer
    x = 8,833.28

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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.