Home / 5,564.90-8,352.81-2,645.25

Finding the Fourth Proportional to 5,564.90, 8,352.81 and 2,645.25

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Solution

The fourth proportional to 5,564.90, 8,352.81 and 2,645.25 is: 3,970.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.90 : 8,352.81 = 2,645.25 : x
  2. Step 2: Convert to fraction form
    5,564.90/8,352.81 = 2,645.25/x
  3. Step 3: Cross multiply
    5,564.90x = 8,352.81 × 2,645.25
  4. Step 4: Simplify right side
    5,564.90x = 22,095,270.65
  5. Step 5: Solve for x
    x = 22,095,270.65/5,564.90
  6. Step 6: Final answer
    x = 3,970.47

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1.5x scale

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.