Home / 1,473.18-2,032.97-810.01

Finding the Fourth Proportional to 1,473.18, 2,032.97 and 810.01

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Solution

The fourth proportional to 1,473.18, 2,032.97 and 810.01 is: 1,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.18 : 2,032.97 = 810.01 : x
  2. Step 2: Convert to fraction form
    1,473.18/2,032.97 = 810.01/x
  3. Step 3: Cross multiply
    1,473.18x = 2,032.97 × 810.01
  4. Step 4: Simplify right side
    1,473.18x = 1,646,721.98
  5. Step 5: Solve for x
    x = 1,646,721.98/1,473.18
  6. Step 6: Final answer
    x = 1,117.80

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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.