Home / 2,345.68-3,237.43-1,350.77

Finding the Fourth Proportional to 2,345.68, 3,237.43 and 1,350.77

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Solution

The fourth proportional to 2,345.68, 3,237.43 and 1,350.77 is: 1,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.68 : 3,237.43 = 1,350.77 : x
  2. Step 2: Convert to fraction form
    2,345.68/3,237.43 = 1,350.77/x
  3. Step 3: Cross multiply
    2,345.68x = 3,237.43 × 1,350.77
  4. Step 4: Simplify right side
    2,345.68x = 4,373,023.32
  5. Step 5: Solve for x
    x = 4,373,023.32/2,345.68
  6. Step 6: Final answer
    x = 1,864.29

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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.