Home / 1,950.04-2,926.21-718.31

Finding the Fourth Proportional to 1,950.04, 2,926.21 and 718.31

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Solution

The fourth proportional to 1,950.04, 2,926.21 and 718.31 is: 1,077.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.04 : 2,926.21 = 718.31 : x
  2. Step 2: Convert to fraction form
    1,950.04/2,926.21 = 718.31/x
  3. Step 3: Cross multiply
    1,950.04x = 2,926.21 × 718.31
  4. Step 4: Simplify right side
    1,950.04x = 2,101,927.70
  5. Step 5: Solve for x
    x = 2,101,927.70/1,950.04
  6. Step 6: Final answer
    x = 1,077.89

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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.