Home / 4,155.30-5,734.23-2,386.86

Finding the Fourth Proportional to 4,155.30, 5,734.23 and 2,386.86

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Solution

The fourth proportional to 4,155.30, 5,734.23 and 2,386.86 is: 3,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.30 : 5,734.23 = 2,386.86 : x
  2. Step 2: Convert to fraction form
    4,155.30/5,734.23 = 2,386.86/x
  3. Step 3: Cross multiply
    4,155.30x = 5,734.23 × 2,386.86
  4. Step 4: Simplify right side
    4,155.30x = 13,686,804.22
  5. Step 5: Solve for x
    x = 13,686,804.22/4,155.30
  6. Step 6: Final answer
    x = 3,293.82

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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.