Home / 6,849.95-9,444.36-5,717.25

Finding the Fourth Proportional to 6,849.95, 9,444.36 and 5,717.25

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Solution

The fourth proportional to 6,849.95, 9,444.36 and 5,717.25 is: 7,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.95 : 9,444.36 = 5,717.25 : x
  2. Step 2: Convert to fraction form
    6,849.95/9,444.36 = 5,717.25/x
  3. Step 3: Cross multiply
    6,849.95x = 9,444.36 × 5,717.25
  4. Step 4: Simplify right side
    6,849.95x = 53,995,767.21
  5. Step 5: Solve for x
    x = 53,995,767.21/6,849.95
  6. Step 6: Final answer
    x = 7,882.65

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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.