Home / 9,433.50-13,018.13-5,454.53

Finding the Fourth Proportional to 9,433.50, 13,018.13 and 5,454.53

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Solution

The fourth proportional to 9,433.50, 13,018.13 and 5,454.53 is: 7,527.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,433.50 : 13,018.13 = 5,454.53 : x
  2. Step 2: Convert to fraction form
    9,433.50/13,018.13 = 5,454.53/x
  3. Step 3: Cross multiply
    9,433.50x = 13,018.13 × 5,454.53
  4. Step 4: Simplify right side
    9,433.50x = 71,007,780.63
  5. Step 5: Solve for x
    x = 71,007,780.63/9,433.50
  6. Step 6: Final answer
    x = 7,527.19

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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.