Home / 7,923.31-10,934.27-4,386.85

Finding the Fourth Proportional to 7,923.31, 10,934.27 and 4,386.85

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Solution

The fourth proportional to 7,923.31, 10,934.27 and 4,386.85 is: 6,053.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.31 : 10,934.27 = 4,386.85 : x
  2. Step 2: Convert to fraction form
    7,923.31/10,934.27 = 4,386.85/x
  3. Step 3: Cross multiply
    7,923.31x = 10,934.27 × 4,386.85
  4. Step 4: Simplify right side
    7,923.31x = 47,967,002.35
  5. Step 5: Solve for x
    x = 47,967,002.35/7,923.31
  6. Step 6: Final answer
    x = 6,053.91

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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.