Home / 1,845.69-2,547.01-1,006.38

Finding the Fourth Proportional to 1,845.69, 2,547.01 and 1,006.38

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Solution

The fourth proportional to 1,845.69, 2,547.01 and 1,006.38 is: 1,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.69 : 2,547.01 = 1,006.38 : x
  2. Step 2: Convert to fraction form
    1,845.69/2,547.01 = 1,006.38/x
  3. Step 3: Cross multiply
    1,845.69x = 2,547.01 × 1,006.38
  4. Step 4: Simplify right side
    1,845.69x = 2,563,259.92
  5. Step 5: Solve for x
    x = 2,563,259.92/1,845.69
  6. Step 6: Final answer
    x = 1,388.78

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1.5x scale

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.