Home / 8,807.07-12,157.66-5,624.53

Finding the Fourth Proportional to 8,807.07, 12,157.66 and 5,624.53

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Solution

The fourth proportional to 8,807.07, 12,157.66 and 5,624.53 is: 7,764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.07 : 12,157.66 = 5,624.53 : x
  2. Step 2: Convert to fraction form
    8,807.07/12,157.66 = 5,624.53/x
  3. Step 3: Cross multiply
    8,807.07x = 12,157.66 × 5,624.53
  4. Step 4: Simplify right side
    8,807.07x = 68,381,123.40
  5. Step 5: Solve for x
    x = 68,381,123.40/8,807.07
  6. Step 6: Final answer
    x = 7,764.34

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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.