Home / 2,545.17-3,510.36-1,705.59

Finding the Fourth Proportional to 2,545.17, 3,510.36 and 1,705.59

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Solution

The fourth proportional to 2,545.17, 3,510.36 and 1,705.59 is: 2,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.17 : 3,510.36 = 1,705.59 : x
  2. Step 2: Convert to fraction form
    2,545.17/3,510.36 = 1,705.59/x
  3. Step 3: Cross multiply
    2,545.17x = 3,510.36 × 1,705.59
  4. Step 4: Simplify right side
    2,545.17x = 5,987,234.91
  5. Step 5: Solve for x
    x = 5,987,234.91/2,545.17
  6. Step 6: Final answer
    x = 2,352.39

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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.