Home / 3,549.95-5,319.07-2,159.08

Finding the Fourth Proportional to 3,549.95, 5,319.07 and 2,159.08

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Solution

The fourth proportional to 3,549.95, 5,319.07 and 2,159.08 is: 3,235.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.95 : 5,319.07 = 2,159.08 : x
  2. Step 2: Convert to fraction form
    3,549.95/5,319.07 = 2,159.08/x
  3. Step 3: Cross multiply
    3,549.95x = 5,319.07 × 2,159.08
  4. Step 4: Simplify right side
    3,549.95x = 11,484,293.92
  5. Step 5: Solve for x
    x = 11,484,293.92/3,549.95
  6. Step 6: Final answer
    x = 3,235.06

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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.