Home / 5,328.02-7,352.40-2,969.71

Finding the Fourth Proportional to 5,328.02, 7,352.40 and 2,969.71

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Solution

The fourth proportional to 5,328.02, 7,352.40 and 2,969.71 is: 4,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.02 : 7,352.40 = 2,969.71 : x
  2. Step 2: Convert to fraction form
    5,328.02/7,352.40 = 2,969.71/x
  3. Step 3: Cross multiply
    5,328.02x = 7,352.40 × 2,969.71
  4. Step 4: Simplify right side
    5,328.02x = 21,834,488.56
  5. Step 5: Solve for x
    x = 21,834,488.56/5,328.02
  6. Step 6: Final answer
    x = 4,098.05

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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.