Home / 2,545.34-3,509.01-1,748.45

Finding the Fourth Proportional to 2,545.34, 3,509.01 and 1,748.45

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Solution

The fourth proportional to 2,545.34, 3,509.01 and 1,748.45 is: 2,410.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.34 : 3,509.01 = 1,748.45 : x
  2. Step 2: Convert to fraction form
    2,545.34/3,509.01 = 1,748.45/x
  3. Step 3: Cross multiply
    2,545.34x = 3,509.01 × 1,748.45
  4. Step 4: Simplify right side
    2,545.34x = 6,135,310.99
  5. Step 5: Solve for x
    x = 6,135,310.99/2,545.34
  6. Step 6: Final answer
    x = 2,410.41

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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.