Home / 2,045.53-3,065.36-1,166.21

Finding the Fourth Proportional to 2,045.53, 3,065.36 and 1,166.21

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Solution

The fourth proportional to 2,045.53, 3,065.36 and 1,166.21 is: 1,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.53 : 3,065.36 = 1,166.21 : x
  2. Step 2: Convert to fraction form
    2,045.53/3,065.36 = 1,166.21/x
  3. Step 3: Cross multiply
    2,045.53x = 3,065.36 × 1,166.21
  4. Step 4: Simplify right side
    2,045.53x = 3,574,853.49
  5. Step 5: Solve for x
    x = 3,574,853.49/2,045.53
  6. Step 6: Final answer
    x = 1,747.64

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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.