Home / 4,901.64-6,763.52-2,912.14

Finding the Fourth Proportional to 4,901.64, 6,763.52 and 2,912.14

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Solution

The fourth proportional to 4,901.64, 6,763.52 and 2,912.14 is: 4,018.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.64 : 6,763.52 = 2,912.14 : x
  2. Step 2: Convert to fraction form
    4,901.64/6,763.52 = 2,912.14/x
  3. Step 3: Cross multiply
    4,901.64x = 6,763.52 × 2,912.14
  4. Step 4: Simplify right side
    4,901.64x = 19,696,317.13
  5. Step 5: Solve for x
    x = 19,696,317.13/4,901.64
  6. Step 6: Final answer
    x = 4,018.31

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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.