Home / 7,079.47-9,766.07-4,717.51

Finding the Fourth Proportional to 7,079.47, 9,766.07 and 4,717.51

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Solution

The fourth proportional to 7,079.47, 9,766.07 and 4,717.51 is: 6,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.47 : 9,766.07 = 4,717.51 : x
  2. Step 2: Convert to fraction form
    7,079.47/9,766.07 = 4,717.51/x
  3. Step 3: Cross multiply
    7,079.47x = 9,766.07 × 4,717.51
  4. Step 4: Simplify right side
    7,079.47x = 46,071,502.57
  5. Step 5: Solve for x
    x = 46,071,502.57/7,079.47
  6. Step 6: Final answer
    x = 6,507.76

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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.