Home / 3,148.65-4,346.54-2,309.35

Finding the Fourth Proportional to 3,148.65, 4,346.54 and 2,309.35

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Solution

The fourth proportional to 3,148.65, 4,346.54 and 2,309.35 is: 3,187.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.65 : 4,346.54 = 2,309.35 : x
  2. Step 2: Convert to fraction form
    3,148.65/4,346.54 = 2,309.35/x
  3. Step 3: Cross multiply
    3,148.65x = 4,346.54 × 2,309.35
  4. Step 4: Simplify right side
    3,148.65x = 10,037,682.15
  5. Step 5: Solve for x
    x = 10,037,682.15/3,148.65
  6. Step 6: Final answer
    x = 3,187.93

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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.