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Finding the Fourth Proportional to 7,283.67, 10,924.59 and 2,904.20

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Solution

The fourth proportional to 7,283.67, 10,924.59 and 2,904.20 is: 4,355.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.67 : 10,924.59 = 2,904.20 : x
  2. Step 2: Convert to fraction form
    7,283.67/10,924.59 = 2,904.20/x
  3. Step 3: Cross multiply
    7,283.67x = 10,924.59 × 2,904.20
  4. Step 4: Simplify right side
    7,283.67x = 31,727,236.63
  5. Step 5: Solve for x
    x = 31,727,236.63/7,283.67
  6. Step 6: Final answer
    x = 4,355.94

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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.