Home / 5,473.02-8,210.45-2,186.18

Finding the Fourth Proportional to 5,473.02, 8,210.45 and 2,186.18

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Solution

The fourth proportional to 5,473.02, 8,210.45 and 2,186.18 is: 3,279.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,473.02 : 8,210.45 = 2,186.18 : x
  2. Step 2: Convert to fraction form
    5,473.02/8,210.45 = 2,186.18/x
  3. Step 3: Cross multiply
    5,473.02x = 8,210.45 × 2,186.18
  4. Step 4: Simplify right side
    5,473.02x = 17,949,521.58
  5. Step 5: Solve for x
    x = 17,949,521.58/5,473.02
  6. Step 6: Final answer
    x = 3,279.64

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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.