Home / 1,950.08-2,690.89-1,110.71

Finding the Fourth Proportional to 1,950.08, 2,690.89 and 1,110.71

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Solution

The fourth proportional to 1,950.08, 2,690.89 and 1,110.71 is: 1,532.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.08 : 2,690.89 = 1,110.71 : x
  2. Step 2: Convert to fraction form
    1,950.08/2,690.89 = 1,110.71/x
  3. Step 3: Cross multiply
    1,950.08x = 2,690.89 × 1,110.71
  4. Step 4: Simplify right side
    1,950.08x = 2,988,802.38
  5. Step 5: Solve for x
    x = 2,988,802.38/1,950.08
  6. Step 6: Final answer
    x = 1,532.66

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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.