Home / 7,508.98-10,362.21-4,151.71

Finding the Fourth Proportional to 7,508.98, 10,362.21 and 4,151.71

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Solution

The fourth proportional to 7,508.98, 10,362.21 and 4,151.71 is: 5,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.98 : 10,362.21 = 4,151.71 : x
  2. Step 2: Convert to fraction form
    7,508.98/10,362.21 = 4,151.71/x
  3. Step 3: Cross multiply
    7,508.98x = 10,362.21 × 4,151.71
  4. Step 4: Simplify right side
    7,508.98x = 43,020,888.26
  5. Step 5: Solve for x
    x = 43,020,888.26/7,508.98
  6. Step 6: Final answer
    x = 5,729.26

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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.