Home / 2,832.17-3,908.40-1,653.02

Finding the Fourth Proportional to 2,832.17, 3,908.40 and 1,653.02

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Solution

The fourth proportional to 2,832.17, 3,908.40 and 1,653.02 is: 2,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.17 : 3,908.40 = 1,653.02 : x
  2. Step 2: Convert to fraction form
    2,832.17/3,908.40 = 1,653.02/x
  3. Step 3: Cross multiply
    2,832.17x = 3,908.40 × 1,653.02
  4. Step 4: Simplify right side
    2,832.17x = 6,460,663.37
  5. Step 5: Solve for x
    x = 6,460,663.37/2,832.17
  6. Step 6: Final answer
    x = 2,281.17

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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.