Home / 11,277.63-15,574.17-7,306.40

Finding the Fourth Proportional to 11,277.63, 15,574.17 and 7,306.40

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Solution

The fourth proportional to 11,277.63, 15,574.17 and 7,306.40 is: 10,089.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.63 : 15,574.17 = 7,306.40 : x
  2. Step 2: Convert to fraction form
    11,277.63/15,574.17 = 7,306.40/x
  3. Step 3: Cross multiply
    11,277.63x = 15,574.17 × 7,306.40
  4. Step 4: Simplify right side
    11,277.63x = 113,791,182.02
  5. Step 5: Solve for x
    x = 113,791,182.02/11,277.63
  6. Step 6: Final answer
    x = 10,089.99

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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.