Home / 3,547.81-4,895.49-1,975.60

Finding the Fourth Proportional to 3,547.81, 4,895.49 and 1,975.60

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Solution

The fourth proportional to 3,547.81, 4,895.49 and 1,975.60 is: 2,726.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.81 : 4,895.49 = 1,975.60 : x
  2. Step 2: Convert to fraction form
    3,547.81/4,895.49 = 1,975.60/x
  3. Step 3: Cross multiply
    3,547.81x = 4,895.49 × 1,975.60
  4. Step 4: Simplify right side
    3,547.81x = 9,671,530.04
  5. Step 5: Solve for x
    x = 9,671,530.04/3,547.81
  6. Step 6: Final answer
    x = 2,726.06

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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.