Home / 9,743.43-13,445.95-5,267.19

Finding the Fourth Proportional to 9,743.43, 13,445.95 and 5,267.19

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Solution

The fourth proportional to 9,743.43, 13,445.95 and 5,267.19 is: 7,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.43 : 13,445.95 = 5,267.19 : x
  2. Step 2: Convert to fraction form
    9,743.43/13,445.95 = 5,267.19/x
  3. Step 3: Cross multiply
    9,743.43x = 13,445.95 × 5,267.19
  4. Step 4: Simplify right side
    9,743.43x = 70,822,309.79
  5. Step 5: Solve for x
    x = 70,822,309.79/9,743.43
  6. Step 6: Final answer
    x = 7,268.72

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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.