Home / 1,935.50-2,669.18-1,492.70

Finding the Fourth Proportional to 1,935.50, 2,669.18 and 1,492.70

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Solution

The fourth proportional to 1,935.50, 2,669.18 and 1,492.70 is: 2,058.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.50 : 2,669.18 = 1,492.70 : x
  2. Step 2: Convert to fraction form
    1,935.50/2,669.18 = 1,492.70/x
  3. Step 3: Cross multiply
    1,935.50x = 2,669.18 × 1,492.70
  4. Step 4: Simplify right side
    1,935.50x = 3,984,284.99
  5. Step 5: Solve for x
    x = 3,984,284.99/1,935.50
  6. Step 6: Final answer
    x = 2,058.53

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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.