Home / 5,328.59-7,352.98-3,089.75

Finding the Fourth Proportional to 5,328.59, 7,352.98 and 3,089.75

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Solution

The fourth proportional to 5,328.59, 7,352.98 and 3,089.75 is: 4,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.59 : 7,352.98 = 3,089.75 : x
  2. Step 2: Convert to fraction form
    5,328.59/7,352.98 = 3,089.75/x
  3. Step 3: Cross multiply
    5,328.59x = 7,352.98 × 3,089.75
  4. Step 4: Simplify right side
    5,328.59x = 22,718,825.47
  5. Step 5: Solve for x
    x = 22,718,825.47/5,328.59
  6. Step 6: Final answer
    x = 4,263.58

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1.5x scale

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.