Home / 8,903.52-13,355.28-3,706.56

Finding the Fourth Proportional to 8,903.52, 13,355.28 and 3,706.56

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Solution

The fourth proportional to 8,903.52, 13,355.28 and 3,706.56 is: 5,559.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.52 : 13,355.28 = 3,706.56 : x
  2. Step 2: Convert to fraction form
    8,903.52/13,355.28 = 3,706.56/x
  3. Step 3: Cross multiply
    8,903.52x = 13,355.28 × 3,706.56
  4. Step 4: Simplify right side
    8,903.52x = 49,502,146.64
  5. Step 5: Solve for x
    x = 49,502,146.64/8,903.52
  6. Step 6: Final answer
    x = 5,559.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.