Home / 2,010.18-3,015.21-623.46

Finding the Fourth Proportional to 2,010.18, 3,015.21 and 623.46

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Solution

The fourth proportional to 2,010.18, 3,015.21 and 623.46 is: 935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.18 : 3,015.21 = 623.46 : x
  2. Step 2: Convert to fraction form
    2,010.18/3,015.21 = 623.46/x
  3. Step 3: Cross multiply
    2,010.18x = 3,015.21 × 623.46
  4. Step 4: Simplify right side
    2,010.18x = 1,879,862.83
  5. Step 5: Solve for x
    x = 1,879,862.83/2,010.18
  6. Step 6: Final answer
    x = 935.17

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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.