Home / 1,845.91-2,547.34-1,006.63

Finding the Fourth Proportional to 1,845.91, 2,547.34 and 1,006.63

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Solution

The fourth proportional to 1,845.91, 2,547.34 and 1,006.63 is: 1,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.91 : 2,547.34 = 1,006.63 : x
  2. Step 2: Convert to fraction form
    1,845.91/2,547.34 = 1,006.63/x
  3. Step 3: Cross multiply
    1,845.91x = 2,547.34 × 1,006.63
  4. Step 4: Simplify right side
    1,845.91x = 2,564,219.98
  5. Step 5: Solve for x
    x = 2,564,219.98/1,845.91
  6. Step 6: Final answer
    x = 1,389.14

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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.