Home / 5,225.49-7,210.98-2,867.58

Finding the Fourth Proportional to 5,225.49, 7,210.98 and 2,867.58

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Solution

The fourth proportional to 5,225.49, 7,210.98 and 2,867.58 is: 3,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.49 : 7,210.98 = 2,867.58 : x
  2. Step 2: Convert to fraction form
    5,225.49/7,210.98 = 2,867.58/x
  3. Step 3: Cross multiply
    5,225.49x = 7,210.98 × 2,867.58
  4. Step 4: Simplify right side
    5,225.49x = 20,678,062.03
  5. Step 5: Solve for x
    x = 20,678,062.03/5,225.49
  6. Step 6: Final answer
    x = 3,957.15

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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.