Home / 1,473.23-2,033.06-810.09

Finding the Fourth Proportional to 1,473.23, 2,033.06 and 810.09

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Solution

The fourth proportional to 1,473.23, 2,033.06 and 810.09 is: 1,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.23 : 2,033.06 = 810.09 : x
  2. Step 2: Convert to fraction form
    1,473.23/2,033.06 = 810.09/x
  3. Step 3: Cross multiply
    1,473.23x = 2,033.06 × 810.09
  4. Step 4: Simplify right side
    1,473.23x = 1,646,957.52
  5. Step 5: Solve for x
    x = 1,646,957.52/1,473.23
  6. Step 6: Final answer
    x = 1,117.93

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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.