Home / 7,561.67-10,429.70-5,042.52

Finding the Fourth Proportional to 7,561.67, 10,429.70 and 5,042.52

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Solution

The fourth proportional to 7,561.67, 10,429.70 and 5,042.52 is: 6,955.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.67 : 10,429.70 = 5,042.52 : x
  2. Step 2: Convert to fraction form
    7,561.67/10,429.70 = 5,042.52/x
  3. Step 3: Cross multiply
    7,561.67x = 10,429.70 × 5,042.52
  4. Step 4: Simplify right side
    7,561.67x = 52,591,945.63
  5. Step 5: Solve for x
    x = 52,591,945.63/7,561.67
  6. Step 6: Final answer
    x = 6,955.07

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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.