Home / 3,508.48-5,261.19-1,864.63

Finding the Fourth Proportional to 3,508.48, 5,261.19 and 1,864.63

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Solution

The fourth proportional to 3,508.48, 5,261.19 and 1,864.63 is: 2,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.48 : 5,261.19 = 1,864.63 : x
  2. Step 2: Convert to fraction form
    3,508.48/5,261.19 = 1,864.63/x
  3. Step 3: Cross multiply
    3,508.48x = 5,261.19 × 1,864.63
  4. Step 4: Simplify right side
    3,508.48x = 9,810,172.71
  5. Step 5: Solve for x
    x = 9,810,172.71/3,508.48
  6. Step 6: Final answer
    x = 2,796.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.