Home / 7,516.79-10,373.08-4,159.59

Finding the Fourth Proportional to 7,516.79, 10,373.08 and 4,159.59

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Solution

The fourth proportional to 7,516.79, 10,373.08 and 4,159.59 is: 5,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.79 : 10,373.08 = 4,159.59 : x
  2. Step 2: Convert to fraction form
    7,516.79/10,373.08 = 4,159.59/x
  3. Step 3: Cross multiply
    7,516.79x = 10,373.08 × 4,159.59
  4. Step 4: Simplify right side
    7,516.79x = 43,147,759.84
  5. Step 5: Solve for x
    x = 43,147,759.84/7,516.79
  6. Step 6: Final answer
    x = 5,740.18

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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.