Home / 10,341.60-14,271.20-5,626

Finding the Fourth Proportional to 10,341.60, 14,271.20 and 5,626

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Solution

The fourth proportional to 10,341.60, 14,271.20 and 5,626 is: 7,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.60 : 14,271.20 = 5,626 : x
  2. Step 2: Convert to fraction form
    10,341.60/14,271.20 = 5,626/x
  3. Step 3: Cross multiply
    10,341.60x = 14,271.20 × 5,626
  4. Step 4: Simplify right side
    10,341.60x = 80,289,771.20
  5. Step 5: Solve for x
    x = 80,289,771.20/10,341.60
  6. Step 6: Final answer
    x = 7,763.77

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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.