Home / 2,440.02-3,660.03-1,950.78

Finding the Fourth Proportional to 2,440.02, 3,660.03 and 1,950.78

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Solution

The fourth proportional to 2,440.02, 3,660.03 and 1,950.78 is: 2,926.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.02 : 3,660.03 = 1,950.78 : x
  2. Step 2: Convert to fraction form
    2,440.02/3,660.03 = 1,950.78/x
  3. Step 3: Cross multiply
    2,440.02x = 3,660.03 × 1,950.78
  4. Step 4: Simplify right side
    2,440.02x = 7,139,913.32
  5. Step 5: Solve for x
    x = 7,139,913.32/2,440.02
  6. Step 6: Final answer
    x = 2,926.17

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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.