Home / 10,314.34-15,472.40-3,295.35

Finding the Fourth Proportional to 10,314.34, 15,472.40 and 3,295.35

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Solution

The fourth proportional to 10,314.34, 15,472.40 and 3,295.35 is: 4,943.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.34 : 15,472.40 = 3,295.35 : x
  2. Step 2: Convert to fraction form
    10,314.34/15,472.40 = 3,295.35/x
  3. Step 3: Cross multiply
    10,314.34x = 15,472.40 × 3,295.35
  4. Step 4: Simplify right side
    10,314.34x = 50,986,956.86
  5. Step 5: Solve for x
    x = 50,986,956.86/10,314.34
  6. Step 6: Final answer
    x = 4,943.31

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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.