Home / 1,456.03-2,184.33-623.08

Finding the Fourth Proportional to 1,456.03, 2,184.33 and 623.08

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Solution

The fourth proportional to 1,456.03, 2,184.33 and 623.08 is: 934.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.03 : 2,184.33 = 623.08 : x
  2. Step 2: Convert to fraction form
    1,456.03/2,184.33 = 623.08/x
  3. Step 3: Cross multiply
    1,456.03x = 2,184.33 × 623.08
  4. Step 4: Simplify right side
    1,456.03x = 1,361,017.40
  5. Step 5: Solve for x
    x = 1,361,017.40/1,456.03
  6. Step 6: Final answer
    x = 934.74

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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.