Home / 5,577.51-8,369.49-2,117.19

Finding the Fourth Proportional to 5,577.51, 8,369.49 and 2,117.19

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Solution

The fourth proportional to 5,577.51, 8,369.49 and 2,117.19 is: 3,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.51 : 8,369.49 = 2,117.19 : x
  2. Step 2: Convert to fraction form
    5,577.51/8,369.49 = 2,117.19/x
  3. Step 3: Cross multiply
    5,577.51x = 8,369.49 × 2,117.19
  4. Step 4: Simplify right side
    5,577.51x = 17,719,800.53
  5. Step 5: Solve for x
    x = 17,719,800.53/5,577.51
  6. Step 6: Final answer
    x = 3,177.01

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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.