Home / 7,434.86-10,260.24-4,077.64

Finding the Fourth Proportional to 7,434.86, 10,260.24 and 4,077.64

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Solution

The fourth proportional to 7,434.86, 10,260.24 and 4,077.64 is: 5,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.86 : 10,260.24 = 4,077.64 : x
  2. Step 2: Convert to fraction form
    7,434.86/10,260.24 = 4,077.64/x
  3. Step 3: Cross multiply
    7,434.86x = 10,260.24 × 4,077.64
  4. Step 4: Simplify right side
    7,434.86x = 41,837,580.49
  5. Step 5: Solve for x
    x = 41,837,580.49/7,434.86
  6. Step 6: Final answer
    x = 5,627.22

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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.