Home / 7,434.15-10,259.12-4,077.02

Finding the Fourth Proportional to 7,434.15, 10,259.12 and 4,077.02

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Solution

The fourth proportional to 7,434.15, 10,259.12 and 4,077.02 is: 5,626.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.15 : 10,259.12 = 4,077.02 : x
  2. Step 2: Convert to fraction form
    7,434.15/10,259.12 = 4,077.02/x
  3. Step 3: Cross multiply
    7,434.15x = 10,259.12 × 4,077.02
  4. Step 4: Simplify right side
    7,434.15x = 41,826,673.26
  5. Step 5: Solve for x
    x = 41,826,673.26/7,434.15
  6. Step 6: Final answer
    x = 5,626.29

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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.