Home / 4,143.48-6,210.88-1,677.28

Finding the Fourth Proportional to 4,143.48, 6,210.88 and 1,677.28

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Solution

The fourth proportional to 4,143.48, 6,210.88 and 1,677.28 is: 2,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.48 : 6,210.88 = 1,677.28 : x
  2. Step 2: Convert to fraction form
    4,143.48/6,210.88 = 1,677.28/x
  3. Step 3: Cross multiply
    4,143.48x = 6,210.88 × 1,677.28
  4. Step 4: Simplify right side
    4,143.48x = 10,417,384.81
  5. Step 5: Solve for x
    x = 10,417,384.81/4,143.48
  6. Step 6: Final answer
    x = 2,514.16

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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.