Home / 1,845.79-2,547.18-1,006.49

Finding the Fourth Proportional to 1,845.79, 2,547.18 and 1,006.49

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Solution

The fourth proportional to 1,845.79, 2,547.18 and 1,006.49 is: 1,388.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.79 : 2,547.18 = 1,006.49 : x
  2. Step 2: Convert to fraction form
    1,845.79/2,547.18 = 1,006.49/x
  3. Step 3: Cross multiply
    1,845.79x = 2,547.18 × 1,006.49
  4. Step 4: Simplify right side
    1,845.79x = 2,563,717.57
  5. Step 5: Solve for x
    x = 2,563,717.57/1,845.79
  6. Step 6: Final answer
    x = 1,388.96

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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.