Home / 11,248.29-15,527.73-7,271.34

Finding the Fourth Proportional to 11,248.29, 15,527.73 and 7,271.34

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Solution

The fourth proportional to 11,248.29, 15,527.73 and 7,271.34 is: 10,037.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.29 : 15,527.73 = 7,271.34 : x
  2. Step 2: Convert to fraction form
    11,248.29/15,527.73 = 7,271.34/x
  3. Step 3: Cross multiply
    11,248.29x = 15,527.73 × 7,271.34
  4. Step 4: Simplify right side
    11,248.29x = 112,907,404.26
  5. Step 5: Solve for x
    x = 112,907,404.26/11,248.29
  6. Step 6: Final answer
    x = 10,037.74

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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.