Home / 1,617.48-2,426.02-1,345.32

Finding the Fourth Proportional to 1,617.48, 2,426.02 and 1,345.32

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Solution

The fourth proportional to 1,617.48, 2,426.02 and 1,345.32 is: 2,017.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.48 : 2,426.02 = 1,345.32 : x
  2. Step 2: Convert to fraction form
    1,617.48/2,426.02 = 1,345.32/x
  3. Step 3: Cross multiply
    1,617.48x = 2,426.02 × 1,345.32
  4. Step 4: Simplify right side
    1,617.48x = 3,263,769.86
  5. Step 5: Solve for x
    x = 3,263,769.86/1,617.48
  6. Step 6: Final answer
    x = 2,017.81

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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.