Home / 2,493.84-3,442.95-1,655.70

Finding the Fourth Proportional to 2,493.84, 3,442.95 and 1,655.70

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Solution

The fourth proportional to 2,493.84, 3,442.95 and 1,655.70 is: 2,285.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.84 : 3,442.95 = 1,655.70 : x
  2. Step 2: Convert to fraction form
    2,493.84/3,442.95 = 1,655.70/x
  3. Step 3: Cross multiply
    2,493.84x = 3,442.95 × 1,655.70
  4. Step 4: Simplify right side
    2,493.84x = 5,700,492.32
  5. Step 5: Solve for x
    x = 5,700,492.32/2,493.84
  6. Step 6: Final answer
    x = 2,285.83

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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.