Home / 9,225.12-13,842.72-3,681.60

Finding the Fourth Proportional to 9,225.12, 13,842.72 and 3,681.60

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Solution

The fourth proportional to 9,225.12, 13,842.72 and 3,681.60 is: 5,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.12 : 13,842.72 = 3,681.60 : x
  2. Step 2: Convert to fraction form
    9,225.12/13,842.72 = 3,681.60/x
  3. Step 3: Cross multiply
    9,225.12x = 13,842.72 × 3,681.60
  4. Step 4: Simplify right side
    9,225.12x = 50,963,357.95
  5. Step 5: Solve for x
    x = 50,963,357.95/9,225.12
  6. Step 6: Final answer
    x = 5,524.41

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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.