Home / 2,777.47-4,166.35-1,734.17

Finding the Fourth Proportional to 2,777.47, 4,166.35 and 1,734.17

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Solution

The fourth proportional to 2,777.47, 4,166.35 and 1,734.17 is: 2,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.47 : 4,166.35 = 1,734.17 : x
  2. Step 2: Convert to fraction form
    2,777.47/4,166.35 = 1,734.17/x
  3. Step 3: Cross multiply
    2,777.47x = 4,166.35 × 1,734.17
  4. Step 4: Simplify right side
    2,777.47x = 7,225,134.01
  5. Step 5: Solve for x
    x = 7,225,134.01/2,777.47
  6. Step 6: Final answer
    x = 2,601.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.