Home / 2,345.02-3,236.12-1,349.94

Finding the Fourth Proportional to 2,345.02, 3,236.12 and 1,349.94

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Solution

The fourth proportional to 2,345.02, 3,236.12 and 1,349.94 is: 1,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.02 : 3,236.12 = 1,349.94 : x
  2. Step 2: Convert to fraction form
    2,345.02/3,236.12 = 1,349.94/x
  3. Step 3: Cross multiply
    2,345.02x = 3,236.12 × 1,349.94
  4. Step 4: Simplify right side
    2,345.02x = 4,368,551.65
  5. Step 5: Solve for x
    x = 4,368,551.65/2,345.02
  6. Step 6: Final answer
    x = 1,862.91

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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.