Home / 7,516.95-10,372.51-4,159.29

Finding the Fourth Proportional to 7,516.95, 10,372.51 and 4,159.29

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Solution

The fourth proportional to 7,516.95, 10,372.51 and 4,159.29 is: 5,739.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.95 : 10,372.51 = 4,159.29 : x
  2. Step 2: Convert to fraction form
    7,516.95/10,372.51 = 4,159.29/x
  3. Step 3: Cross multiply
    7,516.95x = 10,372.51 × 4,159.29
  4. Step 4: Simplify right side
    7,516.95x = 43,142,277.12
  5. Step 5: Solve for x
    x = 43,142,277.12/7,516.95
  6. Step 6: Final answer
    x = 5,739.33

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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.