Home / 7,293.12-10,939.36-2,098.84

Finding the Fourth Proportional to 7,293.12, 10,939.36 and 2,098.84

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Solution

The fourth proportional to 7,293.12, 10,939.36 and 2,098.84 is: 3,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.12 : 10,939.36 = 2,098.84 : x
  2. Step 2: Convert to fraction form
    7,293.12/10,939.36 = 2,098.84/x
  3. Step 3: Cross multiply
    7,293.12x = 10,939.36 × 2,098.84
  4. Step 4: Simplify right side
    7,293.12x = 22,959,966.34
  5. Step 5: Solve for x
    x = 22,959,966.34/7,293.12
  6. Step 6: Final answer
    x = 3,148.17

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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.