Home / 4,901.19-6,763.30-2,911.89

Finding the Fourth Proportional to 4,901.19, 6,763.30 and 2,911.89

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Solution

The fourth proportional to 4,901.19, 6,763.30 and 2,911.89 is: 4,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.19 : 6,763.30 = 2,911.89 : x
  2. Step 2: Convert to fraction form
    4,901.19/6,763.30 = 2,911.89/x
  3. Step 3: Cross multiply
    4,901.19x = 6,763.30 × 2,911.89
  4. Step 4: Simplify right side
    4,901.19x = 19,693,985.64
  5. Step 5: Solve for x
    x = 19,693,985.64/4,901.19
  6. Step 6: Final answer
    x = 4,018.20

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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.