Home / 3,554.79-5,306.51-3,395.01

Finding the Fourth Proportional to 3,554.79, 5,306.51 and 3,395.01

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Solution

The fourth proportional to 3,554.79, 5,306.51 and 3,395.01 is: 5,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.79 : 5,306.51 = 3,395.01 : x
  2. Step 2: Convert to fraction form
    3,554.79/5,306.51 = 3,395.01/x
  3. Step 3: Cross multiply
    3,554.79x = 5,306.51 × 3,395.01
  4. Step 4: Simplify right side
    3,554.79x = 18,015,682.90
  5. Step 5: Solve for x
    x = 18,015,682.90/3,554.79
  6. Step 6: Final answer
    x = 5,068.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.