Home / 2,341.15-3,231.02-1,346.47

Finding the Fourth Proportional to 2,341.15, 3,231.02 and 1,346.47

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Solution

The fourth proportional to 2,341.15, 3,231.02 and 1,346.47 is: 1,858.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.15 : 3,231.02 = 1,346.47 : x
  2. Step 2: Convert to fraction form
    2,341.15/3,231.02 = 1,346.47/x
  3. Step 3: Cross multiply
    2,341.15x = 3,231.02 × 1,346.47
  4. Step 4: Simplify right side
    2,341.15x = 4,350,466.79
  5. Step 5: Solve for x
    x = 4,350,466.79/2,341.15
  6. Step 6: Final answer
    x = 1,858.26

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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.