Home / 7,117.07-10,675.59-3,956.52

Finding the Fourth Proportional to 7,117.07, 10,675.59 and 3,956.52

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Solution

The fourth proportional to 7,117.07, 10,675.59 and 3,956.52 is: 5,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.07 : 10,675.59 = 3,956.52 : x
  2. Step 2: Convert to fraction form
    7,117.07/10,675.59 = 3,956.52/x
  3. Step 3: Cross multiply
    7,117.07x = 10,675.59 × 3,956.52
  4. Step 4: Simplify right side
    7,117.07x = 42,238,185.35
  5. Step 5: Solve for x
    x = 42,238,185.35/7,117.07
  6. Step 6: Final answer
    x = 5,934.78

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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.