Home / 7,618.41-10,508.76-4,636.29

Finding the Fourth Proportional to 7,618.41, 10,508.76 and 4,636.29

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Solution

The fourth proportional to 7,618.41, 10,508.76 and 4,636.29 is: 6,395.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618.41 : 10,508.76 = 4,636.29 : x
  2. Step 2: Convert to fraction form
    7,618.41/10,508.76 = 4,636.29/x
  3. Step 3: Cross multiply
    7,618.41x = 10,508.76 × 4,636.29
  4. Step 4: Simplify right side
    7,618.41x = 48,721,658.90
  5. Step 5: Solve for x
    x = 48,721,658.90/7,618.41
  6. Step 6: Final answer
    x = 6,395.25

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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.