Home / 3,357.13-4,632.89-1,865.18

Finding the Fourth Proportional to 3,357.13, 4,632.89 and 1,865.18

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Solution

The fourth proportional to 3,357.13, 4,632.89 and 1,865.18 is: 2,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.13 : 4,632.89 = 1,865.18 : x
  2. Step 2: Convert to fraction form
    3,357.13/4,632.89 = 1,865.18/x
  3. Step 3: Cross multiply
    3,357.13x = 4,632.89 × 1,865.18
  4. Step 4: Simplify right side
    3,357.13x = 8,641,173.77
  5. Step 5: Solve for x
    x = 8,641,173.77/3,357.13
  6. Step 6: Final answer
    x = 2,573.98

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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.