Home / 7,923.65-10,934.70-4,386.92

Finding the Fourth Proportional to 7,923.65, 10,934.70 and 4,386.92

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Solution

The fourth proportional to 7,923.65, 10,934.70 and 4,386.92 is: 6,053.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.65 : 10,934.70 = 4,386.92 : x
  2. Step 2: Convert to fraction form
    7,923.65/10,934.70 = 4,386.92/x
  3. Step 3: Cross multiply
    7,923.65x = 10,934.70 × 4,386.92
  4. Step 4: Simplify right side
    7,923.65x = 47,969,654.12
  5. Step 5: Solve for x
    x = 47,969,654.12/7,923.65
  6. Step 6: Final answer
    x = 6,053.98

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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.