Home / 3,542.06-4,888.05-1,970.16

Finding the Fourth Proportional to 3,542.06, 4,888.05 and 1,970.16

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Solution

The fourth proportional to 3,542.06, 4,888.05 and 1,970.16 is: 2,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.06 : 4,888.05 = 1,970.16 : x
  2. Step 2: Convert to fraction form
    3,542.06/4,888.05 = 1,970.16/x
  3. Step 3: Cross multiply
    3,542.06x = 4,888.05 × 1,970.16
  4. Step 4: Simplify right side
    3,542.06x = 9,630,214.87
  5. Step 5: Solve for x
    x = 9,630,214.87/3,542.06
  6. Step 6: Final answer
    x = 2,718.82

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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.