Home / 1,771.03-2,442.99-1,106.74

Finding the Fourth Proportional to 1,771.03, 2,442.99 and 1,106.74

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Solution

The fourth proportional to 1,771.03, 2,442.99 and 1,106.74 is: 1,526.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.03 : 2,442.99 = 1,106.74 : x
  2. Step 2: Convert to fraction form
    1,771.03/2,442.99 = 1,106.74/x
  3. Step 3: Cross multiply
    1,771.03x = 2,442.99 × 1,106.74
  4. Step 4: Simplify right side
    1,771.03x = 2,703,754.75
  5. Step 5: Solve for x
    x = 2,703,754.75/1,771.03
  6. Step 6: Final answer
    x = 1,526.66

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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.