Home / 7,434.40-10,259.44-4,077.13

Finding the Fourth Proportional to 7,434.40, 10,259.44 and 4,077.13

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Solution

The fourth proportional to 7,434.40, 10,259.44 and 4,077.13 is: 5,626.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.40 : 10,259.44 = 4,077.13 : x
  2. Step 2: Convert to fraction form
    7,434.40/10,259.44 = 4,077.13/x
  3. Step 3: Cross multiply
    7,434.40x = 10,259.44 × 4,077.13
  4. Step 4: Simplify right side
    7,434.40x = 41,829,070.61
  5. Step 5: Solve for x
    x = 41,829,070.61/7,434.40
  6. Step 6: Final answer
    x = 5,626.42

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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.