Home / 4,140.22-6,210.27-1,507.72

Finding the Fourth Proportional to 4,140.22, 6,210.27 and 1,507.72

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Solution

The fourth proportional to 4,140.22, 6,210.27 and 1,507.72 is: 2,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.22 : 6,210.27 = 1,507.72 : x
  2. Step 2: Convert to fraction form
    4,140.22/6,210.27 = 1,507.72/x
  3. Step 3: Cross multiply
    4,140.22x = 6,210.27 × 1,507.72
  4. Step 4: Simplify right side
    4,140.22x = 9,363,348.28
  5. Step 5: Solve for x
    x = 9,363,348.28/4,140.22
  6. Step 6: Final answer
    x = 2,261.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.