Home / 7,916.13-10,923.53-4,379.27

Finding the Fourth Proportional to 7,916.13, 10,923.53 and 4,379.27

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Solution

The fourth proportional to 7,916.13, 10,923.53 and 4,379.27 is: 6,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.13 : 10,923.53 = 4,379.27 : x
  2. Step 2: Convert to fraction form
    7,916.13/10,923.53 = 4,379.27/x
  3. Step 3: Cross multiply
    7,916.13x = 10,923.53 × 4,379.27
  4. Step 4: Simplify right side
    7,916.13x = 47,837,010.71
  5. Step 5: Solve for x
    x = 47,837,010.71/7,916.13
  6. Step 6: Final answer
    x = 6,042.98

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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.