Home / 9,211.19-13,820.85-4,827.60

Finding the Fourth Proportional to 9,211.19, 13,820.85 and 4,827.60

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Solution

The fourth proportional to 9,211.19, 13,820.85 and 4,827.60 is: 7,243.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.19 : 13,820.85 = 4,827.60 : x
  2. Step 2: Convert to fraction form
    9,211.19/13,820.85 = 4,827.60/x
  3. Step 3: Cross multiply
    9,211.19x = 13,820.85 × 4,827.60
  4. Step 4: Simplify right side
    9,211.19x = 66,721,535.46
  5. Step 5: Solve for x
    x = 66,721,535.46/9,211.19
  6. Step 6: Final answer
    x = 7,243.53

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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.