Home / 7,916.57-10,924.13-4,379.66

Finding the Fourth Proportional to 7,916.57, 10,924.13 and 4,379.66

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Solution

The fourth proportional to 7,916.57, 10,924.13 and 4,379.66 is: 6,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.57 : 10,924.13 = 4,379.66 : x
  2. Step 2: Convert to fraction form
    7,916.57/10,924.13 = 4,379.66/x
  3. Step 3: Cross multiply
    7,916.57x = 10,924.13 × 4,379.66
  4. Step 4: Simplify right side
    7,916.57x = 47,843,953.30
  5. Step 5: Solve for x
    x = 47,843,953.30/7,916.57
  6. Step 6: Final answer
    x = 6,043.52

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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.