Home / 4,805.48-6,631.41-2,681.06

Finding the Fourth Proportional to 4,805.48, 6,631.41 and 2,681.06

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Solution

The fourth proportional to 4,805.48, 6,631.41 and 2,681.06 is: 3,699.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.48 : 6,631.41 = 2,681.06 : x
  2. Step 2: Convert to fraction form
    4,805.48/6,631.41 = 2,681.06/x
  3. Step 3: Cross multiply
    4,805.48x = 6,631.41 × 2,681.06
  4. Step 4: Simplify right side
    4,805.48x = 17,779,224.67
  5. Step 5: Solve for x
    x = 17,779,224.67/4,805.48
  6. Step 6: Final answer
    x = 3,699.78

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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.