Home / 5,328.26-7,352.67-2,970.50

Finding the Fourth Proportional to 5,328.26, 7,352.67 and 2,970.50

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Solution

The fourth proportional to 5,328.26, 7,352.67 and 2,970.50 is: 4,099.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.26 : 7,352.67 = 2,970.50 : x
  2. Step 2: Convert to fraction form
    5,328.26/7,352.67 = 2,970.50/x
  3. Step 3: Cross multiply
    5,328.26x = 7,352.67 × 2,970.50
  4. Step 4: Simplify right side
    5,328.26x = 21,841,106.24
  5. Step 5: Solve for x
    x = 21,841,106.24/5,328.26
  6. Step 6: Final answer
    x = 4,099.11

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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.