Home / 8,909.53-12,295.58-5,133.27

Finding the Fourth Proportional to 8,909.53, 12,295.58 and 5,133.27

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Solution

The fourth proportional to 8,909.53, 12,295.58 and 5,133.27 is: 7,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.53 : 12,295.58 = 5,133.27 : x
  2. Step 2: Convert to fraction form
    8,909.53/12,295.58 = 5,133.27/x
  3. Step 3: Cross multiply
    8,909.53x = 12,295.58 × 5,133.27
  4. Step 4: Simplify right side
    8,909.53x = 63,116,552.39
  5. Step 5: Solve for x
    x = 63,116,552.39/8,909.53
  6. Step 6: Final answer
    x = 7,084.16

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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.