Home / 2,966.20-4,460.10-2,901.40

Finding the Fourth Proportional to 2,966.20, 4,460.10 and 2,901.40

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Solution

The fourth proportional to 2,966.20, 4,460.10 and 2,901.40 is: 4,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.20 : 4,460.10 = 2,901.40 : x
  2. Step 2: Convert to fraction form
    2,966.20/4,460.10 = 2,901.40/x
  3. Step 3: Cross multiply
    2,966.20x = 4,460.10 × 2,901.40
  4. Step 4: Simplify right side
    2,966.20x = 12,940,534.14
  5. Step 5: Solve for x
    x = 12,940,534.14/2,966.20
  6. Step 6: Final answer
    x = 4,362.66

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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.