Home / 9,205.40-13,808.55-2,632.55

Finding the Fourth Proportional to 9,205.40, 13,808.55 and 2,632.55

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Solution

The fourth proportional to 9,205.40, 13,808.55 and 2,632.55 is: 3,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.40 : 13,808.55 = 2,632.55 : x
  2. Step 2: Convert to fraction form
    9,205.40/13,808.55 = 2,632.55/x
  3. Step 3: Cross multiply
    9,205.40x = 13,808.55 × 2,632.55
  4. Step 4: Simplify right side
    9,205.40x = 36,351,681.04
  5. Step 5: Solve for x
    x = 36,351,681.04/9,205.40
  6. Step 6: Final answer
    x = 3,948.95

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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.