Home / 1,788.10-2,461.95-1,624.07

Finding the Fourth Proportional to 1,788.10, 2,461.95 and 1,624.07

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Solution

The fourth proportional to 1,788.10, 2,461.95 and 1,624.07 is: 2,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.10 : 2,461.95 = 1,624.07 : x
  2. Step 2: Convert to fraction form
    1,788.10/2,461.95 = 1,624.07/x
  3. Step 3: Cross multiply
    1,788.10x = 2,461.95 × 1,624.07
  4. Step 4: Simplify right side
    1,788.10x = 3,998,385.29
  5. Step 5: Solve for x
    x = 3,998,385.29/1,788.10
  6. Step 6: Final answer
    x = 2,236.11

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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.