Home / 1,829.23-2,521.47-1,607.80

Finding the Fourth Proportional to 1,829.23, 2,521.47 and 1,607.80

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Solution

The fourth proportional to 1,829.23, 2,521.47 and 1,607.80 is: 2,216.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.23 : 2,521.47 = 1,607.80 : x
  2. Step 2: Convert to fraction form
    1,829.23/2,521.47 = 1,607.80/x
  3. Step 3: Cross multiply
    1,829.23x = 2,521.47 × 1,607.80
  4. Step 4: Simplify right side
    1,829.23x = 4,054,019.47
  5. Step 5: Solve for x
    x = 4,054,019.47/1,829.23
  6. Step 6: Final answer
    x = 2,216.24

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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.