Home / 2,214.68-3,057.35-1,510.18

Finding the Fourth Proportional to 2,214.68, 3,057.35 and 1,510.18

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Solution

The fourth proportional to 2,214.68, 3,057.35 and 1,510.18 is: 2,084.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.68 : 3,057.35 = 1,510.18 : x
  2. Step 2: Convert to fraction form
    2,214.68/3,057.35 = 1,510.18/x
  3. Step 3: Cross multiply
    2,214.68x = 3,057.35 × 1,510.18
  4. Step 4: Simplify right side
    2,214.68x = 4,617,133.63
  5. Step 5: Solve for x
    x = 4,617,133.63/2,214.68
  6. Step 6: Final answer
    x = 2,084.79

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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.