Home / 10,551.34-15,834.78-5,004.70

Finding the Fourth Proportional to 10,551.34, 15,834.78 and 5,004.70

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Solution

The fourth proportional to 10,551.34, 15,834.78 and 5,004.70 is: 7,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.34 : 15,834.78 = 5,004.70 : x
  2. Step 2: Convert to fraction form
    10,551.34/15,834.78 = 5,004.70/x
  3. Step 3: Cross multiply
    10,551.34x = 15,834.78 × 5,004.70
  4. Step 4: Simplify right side
    10,551.34x = 79,248,219.27
  5. Step 5: Solve for x
    x = 79,248,219.27/10,551.34
  6. Step 6: Final answer
    x = 7,510.73

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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.