Home / 8,527.16-11,769.36-5,387.60

Finding the Fourth Proportional to 8,527.16, 11,769.36 and 5,387.60

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Solution

The fourth proportional to 8,527.16, 11,769.36 and 5,387.60 is: 7,436.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.16 : 11,769.36 = 5,387.60 : x
  2. Step 2: Convert to fraction form
    8,527.16/11,769.36 = 5,387.60/x
  3. Step 3: Cross multiply
    8,527.16x = 11,769.36 × 5,387.60
  4. Step 4: Simplify right side
    8,527.16x = 63,408,603.94
  5. Step 5: Solve for x
    x = 63,408,603.94/8,527.16
  6. Step 6: Final answer
    x = 7,436.08

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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.