Home / 11,246.47-15,510.09-7,263.39

Finding the Fourth Proportional to 11,246.47, 15,510.09 and 7,263.39

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Solution

The fourth proportional to 11,246.47, 15,510.09 and 7,263.39 is: 10,016.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.47 : 15,510.09 = 7,263.39 : x
  2. Step 2: Convert to fraction form
    11,246.47/15,510.09 = 7,263.39/x
  3. Step 3: Cross multiply
    11,246.47x = 15,510.09 × 7,263.39
  4. Step 4: Simplify right side
    11,246.47x = 112,655,832.61
  5. Step 5: Solve for x
    x = 112,655,832.61/11,246.47
  6. Step 6: Final answer
    x = 10,016.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.