Home / 8,708.23-12,017.60-4,729.56

Finding the Fourth Proportional to 8,708.23, 12,017.60 and 4,729.56

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Solution

The fourth proportional to 8,708.23, 12,017.60 and 4,729.56 is: 6,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.23 : 12,017.60 = 4,729.56 : x
  2. Step 2: Convert to fraction form
    8,708.23/12,017.60 = 4,729.56/x
  3. Step 3: Cross multiply
    8,708.23x = 12,017.60 × 4,729.56
  4. Step 4: Simplify right side
    8,708.23x = 56,837,960.26
  5. Step 5: Solve for x
    x = 56,837,960.26/8,708.23
  6. Step 6: Final answer
    x = 6,526.92

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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.