Home / 1,935.11-2,670.45-1,050.91

Finding the Fourth Proportional to 1,935.11, 2,670.45 and 1,050.91

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Solution

The fourth proportional to 1,935.11, 2,670.45 and 1,050.91 is: 1,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.11 : 2,670.45 = 1,050.91 : x
  2. Step 2: Convert to fraction form
    1,935.11/2,670.45 = 1,050.91/x
  3. Step 3: Cross multiply
    1,935.11x = 2,670.45 × 1,050.91
  4. Step 4: Simplify right side
    1,935.11x = 2,806,391.99
  5. Step 5: Solve for x
    x = 2,806,391.99/1,935.11
  6. Step 6: Final answer
    x = 1,450.25

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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.