Home / 2,822.79-3,895.47-1,703.52

Finding the Fourth Proportional to 2,822.79, 3,895.47 and 1,703.52

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Solution

The fourth proportional to 2,822.79, 3,895.47 and 1,703.52 is: 2,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.79 : 3,895.47 = 1,703.52 : x
  2. Step 2: Convert to fraction form
    2,822.79/3,895.47 = 1,703.52/x
  3. Step 3: Cross multiply
    2,822.79x = 3,895.47 × 1,703.52
  4. Step 4: Simplify right side
    2,822.79x = 6,636,011.05
  5. Step 5: Solve for x
    x = 6,636,011.05/2,822.79
  6. Step 6: Final answer
    x = 2,350.87

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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.