Home / 7,916.68-10,925.34-4,379.83

Finding the Fourth Proportional to 7,916.68, 10,925.34 and 4,379.83

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Solution

The fourth proportional to 7,916.68, 10,925.34 and 4,379.83 is: 6,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.68 : 10,925.34 = 4,379.83 : x
  2. Step 2: Convert to fraction form
    7,916.68/10,925.34 = 4,379.83/x
  3. Step 3: Cross multiply
    7,916.68x = 10,925.34 × 4,379.83
  4. Step 4: Simplify right side
    7,916.68x = 47,851,131.89
  5. Step 5: Solve for x
    x = 47,851,131.89/7,916.68
  6. Step 6: Final answer
    x = 6,044.34

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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.