Home / 2,392.92-3,300.84-1,507.17

Finding the Fourth Proportional to 2,392.92, 3,300.84 and 1,507.17

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Solution

The fourth proportional to 2,392.92, 3,300.84 and 1,507.17 is: 2,079.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.92 : 3,300.84 = 1,507.17 : x
  2. Step 2: Convert to fraction form
    2,392.92/3,300.84 = 1,507.17/x
  3. Step 3: Cross multiply
    2,392.92x = 3,300.84 × 1,507.17
  4. Step 4: Simplify right side
    2,392.92x = 4,974,927.02
  5. Step 5: Solve for x
    x = 4,974,927.02/2,392.92
  6. Step 6: Final answer
    x = 2,079.02

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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.