Home / 7,531.68-11,298.66-2,602.74

Finding the Fourth Proportional to 7,531.68, 11,298.66 and 2,602.74

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Solution

The fourth proportional to 7,531.68, 11,298.66 and 2,602.74 is: 3,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.68 : 11,298.66 = 2,602.74 : x
  2. Step 2: Convert to fraction form
    7,531.68/11,298.66 = 2,602.74/x
  3. Step 3: Cross multiply
    7,531.68x = 11,298.66 × 2,602.74
  4. Step 4: Simplify right side
    7,531.68x = 29,407,474.33
  5. Step 5: Solve for x
    x = 29,407,474.33/7,531.68
  6. Step 6: Final answer
    x = 3,904.50

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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.