Home / 3,557.03-4,908.61-2,065.07

Finding the Fourth Proportional to 3,557.03, 4,908.61 and 2,065.07

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Solution

The fourth proportional to 3,557.03, 4,908.61 and 2,065.07 is: 2,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.03 : 4,908.61 = 2,065.07 : x
  2. Step 2: Convert to fraction form
    3,557.03/4,908.61 = 2,065.07/x
  3. Step 3: Cross multiply
    3,557.03x = 4,908.61 × 2,065.07
  4. Step 4: Simplify right side
    3,557.03x = 10,136,623.25
  5. Step 5: Solve for x
    x = 10,136,623.25/3,557.03
  6. Step 6: Final answer
    x = 2,849.74

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1.5x scale

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.