Home / 7,053.30-10,578.60-2,123.10

Finding the Fourth Proportional to 7,053.30, 10,578.60 and 2,123.10

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Solution

The fourth proportional to 7,053.30, 10,578.60 and 2,123.10 is: 3,184.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.30 : 10,578.60 = 2,123.10 : x
  2. Step 2: Convert to fraction form
    7,053.30/10,578.60 = 2,123.10/x
  3. Step 3: Cross multiply
    7,053.30x = 10,578.60 × 2,123.10
  4. Step 4: Simplify right side
    7,053.30x = 22,459,425.66
  5. Step 5: Solve for x
    x = 22,459,425.66/7,053.30
  6. Step 6: Final answer
    x = 3,184.24

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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.