Home / 3,501.35-4,833.10-3,127.68

Finding the Fourth Proportional to 3,501.35, 4,833.10 and 3,127.68

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Solution

The fourth proportional to 3,501.35, 4,833.10 and 3,127.68 is: 4,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.35 : 4,833.10 = 3,127.68 : x
  2. Step 2: Convert to fraction form
    3,501.35/4,833.10 = 3,127.68/x
  3. Step 3: Cross multiply
    3,501.35x = 4,833.10 × 3,127.68
  4. Step 4: Simplify right side
    3,501.35x = 15,116,384.17
  5. Step 5: Solve for x
    x = 15,116,384.17/3,501.35
  6. Step 6: Final answer
    x = 4,317.30

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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.