Home / 2,214.84-3,058.20-1,376.76

Finding the Fourth Proportional to 2,214.84, 3,058.20 and 1,376.76

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Solution

The fourth proportional to 2,214.84, 3,058.20 and 1,376.76 is: 1,901.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.84 : 3,058.20 = 1,376.76 : x
  2. Step 2: Convert to fraction form
    2,214.84/3,058.20 = 1,376.76/x
  3. Step 3: Cross multiply
    2,214.84x = 3,058.20 × 1,376.76
  4. Step 4: Simplify right side
    2,214.84x = 4,210,407.43
  5. Step 5: Solve for x
    x = 4,210,407.43/2,214.84
  6. Step 6: Final answer
    x = 1,901.00

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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.