Home / 6,972.57-10,458.80-1,707.61

Finding the Fourth Proportional to 6,972.57, 10,458.80 and 1,707.61

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Solution

The fourth proportional to 6,972.57, 10,458.80 and 1,707.61 is: 2,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.57 : 10,458.80 = 1,707.61 : x
  2. Step 2: Convert to fraction form
    6,972.57/10,458.80 = 1,707.61/x
  3. Step 3: Cross multiply
    6,972.57x = 10,458.80 × 1,707.61
  4. Step 4: Simplify right side
    6,972.57x = 17,859,551.47
  5. Step 5: Solve for x
    x = 17,859,551.47/6,972.57
  6. Step 6: Final answer
    x = 2,561.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.