Home / 3,442.16-5,159.77-1,776.98

Finding the Fourth Proportional to 3,442.16, 5,159.77 and 1,776.98

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Solution

The fourth proportional to 3,442.16, 5,159.77 and 1,776.98 is: 2,663.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.16 : 5,159.77 = 1,776.98 : x
  2. Step 2: Convert to fraction form
    3,442.16/5,159.77 = 1,776.98/x
  3. Step 3: Cross multiply
    3,442.16x = 5,159.77 × 1,776.98
  4. Step 4: Simplify right side
    3,442.16x = 9,168,808.09
  5. Step 5: Solve for x
    x = 9,168,808.09/3,442.16
  6. Step 6: Final answer
    x = 2,663.68

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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.