Home / 7,512.59-10,367.06-4,155.19

Finding the Fourth Proportional to 7,512.59, 10,367.06 and 4,155.19

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Solution

The fourth proportional to 7,512.59, 10,367.06 and 4,155.19 is: 5,733.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.59 : 10,367.06 = 4,155.19 : x
  2. Step 2: Convert to fraction form
    7,512.59/10,367.06 = 4,155.19/x
  3. Step 3: Cross multiply
    7,512.59x = 10,367.06 × 4,155.19
  4. Step 4: Simplify right side
    7,512.59x = 43,077,151.63
  5. Step 5: Solve for x
    x = 43,077,151.63/7,512.59
  6. Step 6: Final answer
    x = 5,733.99

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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.