Home / 10,289.53-14,199.55-5,573.81

Finding the Fourth Proportional to 10,289.53, 14,199.55 and 5,573.81

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Solution

The fourth proportional to 10,289.53, 14,199.55 and 5,573.81 is: 7,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.53 : 14,199.55 = 5,573.81 : x
  2. Step 2: Convert to fraction form
    10,289.53/14,199.55 = 5,573.81/x
  3. Step 3: Cross multiply
    10,289.53x = 14,199.55 × 5,573.81
  4. Step 4: Simplify right side
    10,289.53x = 79,145,646.70
  5. Step 5: Solve for x
    x = 79,145,646.70/10,289.53
  6. Step 6: Final answer
    x = 7,691.86

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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.