Home / 4,901.51-6,764.19-2,912.07

Finding the Fourth Proportional to 4,901.51, 6,764.19 and 2,912.07

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Solution

The fourth proportional to 4,901.51, 6,764.19 and 2,912.07 is: 4,018.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.51 : 6,764.19 = 2,912.07 : x
  2. Step 2: Convert to fraction form
    4,901.51/6,764.19 = 2,912.07/x
  3. Step 3: Cross multiply
    4,901.51x = 6,764.19 × 2,912.07
  4. Step 4: Simplify right side
    4,901.51x = 19,697,794.77
  5. Step 5: Solve for x
    x = 19,697,794.77/4,901.51
  6. Step 6: Final answer
    x = 4,018.72

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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.