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Finding the Fourth Proportional to 1,807.06, 2,710.16 and 832.22

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Solution

The fourth proportional to 1,807.06, 2,710.16 and 832.22 is: 1,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807.06 : 2,710.16 = 832.22 : x
  2. Step 2: Convert to fraction form
    1,807.06/2,710.16 = 832.22/x
  3. Step 3: Cross multiply
    1,807.06x = 2,710.16 × 832.22
  4. Step 4: Simplify right side
    1,807.06x = 2,255,449.36
  5. Step 5: Solve for x
    x = 2,255,449.36/1,807.06
  6. Step 6: Final answer
    x = 1,248.13

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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.