Home / 7,434.39-10,259.77-4,077.33

Finding the Fourth Proportional to 7,434.39, 10,259.77 and 4,077.33

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Solution

The fourth proportional to 7,434.39, 10,259.77 and 4,077.33 is: 5,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.39 : 10,259.77 = 4,077.33 : x
  2. Step 2: Convert to fraction form
    7,434.39/10,259.77 = 4,077.33/x
  3. Step 3: Cross multiply
    7,434.39x = 10,259.77 × 4,077.33
  4. Step 4: Simplify right side
    7,434.39x = 41,832,468.01
  5. Step 5: Solve for x
    x = 41,832,468.01/7,434.39
  6. Step 6: Final answer
    x = 5,626.89

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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.