Home / 9,306.24-13,959.68-4,686.72

Finding the Fourth Proportional to 9,306.24, 13,959.68 and 4,686.72

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Solution

The fourth proportional to 9,306.24, 13,959.68 and 4,686.72 is: 7,030.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.24 : 13,959.68 = 4,686.72 : x
  2. Step 2: Convert to fraction form
    9,306.24/13,959.68 = 4,686.72/x
  3. Step 3: Cross multiply
    9,306.24x = 13,959.68 × 4,686.72
  4. Step 4: Simplify right side
    9,306.24x = 65,425,111.45
  5. Step 5: Solve for x
    x = 65,425,111.45/9,306.24
  6. Step 6: Final answer
    x = 7,030.24

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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.