Home / 3,547.80-4,895.36-2,055.46

Finding the Fourth Proportional to 3,547.80, 4,895.36 and 2,055.46

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Solution

The fourth proportional to 3,547.80, 4,895.36 and 2,055.46 is: 2,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.80 : 4,895.36 = 2,055.46 : x
  2. Step 2: Convert to fraction form
    3,547.80/4,895.36 = 2,055.46/x
  3. Step 3: Cross multiply
    3,547.80x = 4,895.36 × 2,055.46
  4. Step 4: Simplify right side
    3,547.80x = 10,062,216.67
  5. Step 5: Solve for x
    x = 10,062,216.67/3,547.80
  6. Step 6: Final answer
    x = 2,836.18

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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.