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Finding the Fourth Proportional to 9,281.04, 13,922.58 and 2,708.30

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Solution

The fourth proportional to 9,281.04, 13,922.58 and 2,708.30 is: 4,062.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.04 : 13,922.58 = 2,708.30 : x
  2. Step 2: Convert to fraction form
    9,281.04/13,922.58 = 2,708.30/x
  3. Step 3: Cross multiply
    9,281.04x = 13,922.58 × 2,708.30
  4. Step 4: Simplify right side
    9,281.04x = 37,706,523.41
  5. Step 5: Solve for x
    x = 37,706,523.41/9,281.04
  6. Step 6: Final answer
    x = 4,062.75

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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.