Home / 9,741.74-13,442.49-5,761.40

Finding the Fourth Proportional to 9,741.74, 13,442.49 and 5,761.40

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Solution

The fourth proportional to 9,741.74, 13,442.49 and 5,761.40 is: 7,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741.74 : 13,442.49 = 5,761.40 : x
  2. Step 2: Convert to fraction form
    9,741.74/13,442.49 = 5,761.40/x
  3. Step 3: Cross multiply
    9,741.74x = 13,442.49 × 5,761.40
  4. Step 4: Simplify right side
    9,741.74x = 77,447,494.67
  5. Step 5: Solve for x
    x = 77,447,494.67/9,741.74
  6. Step 6: Final answer
    x = 7,950.07

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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.