Home / 10,341.50-14,271.29-5,625.78

Finding the Fourth Proportional to 10,341.50, 14,271.29 and 5,625.78

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Solution

The fourth proportional to 10,341.50, 14,271.29 and 5,625.78 is: 7,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.50 : 14,271.29 = 5,625.78 : x
  2. Step 2: Convert to fraction form
    10,341.50/14,271.29 = 5,625.78/x
  3. Step 3: Cross multiply
    10,341.50x = 14,271.29 × 5,625.78
  4. Step 4: Simplify right side
    10,341.50x = 80,287,117.44
  5. Step 5: Solve for x
    x = 80,287,117.44/10,341.50
  6. Step 6: Final answer
    x = 7,763.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.