Home / 5,643.37-8,465.25-2,680.29

Finding the Fourth Proportional to 5,643.37, 8,465.25 and 2,680.29

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Solution

The fourth proportional to 5,643.37, 8,465.25 and 2,680.29 is: 4,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.37 : 8,465.25 = 2,680.29 : x
  2. Step 2: Convert to fraction form
    5,643.37/8,465.25 = 2,680.29/x
  3. Step 3: Cross multiply
    5,643.37x = 8,465.25 × 2,680.29
  4. Step 4: Simplify right side
    5,643.37x = 22,689,269.19
  5. Step 5: Solve for x
    x = 22,689,269.19/5,643.37
  6. Step 6: Final answer
    x = 4,020.52

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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.