Home / 4,666.29-6,440.36-3,679.31

Finding the Fourth Proportional to 4,666.29, 6,440.36 and 3,679.31

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Solution

The fourth proportional to 4,666.29, 6,440.36 and 3,679.31 is: 5,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.29 : 6,440.36 = 3,679.31 : x
  2. Step 2: Convert to fraction form
    4,666.29/6,440.36 = 3,679.31/x
  3. Step 3: Cross multiply
    4,666.29x = 6,440.36 × 3,679.31
  4. Step 4: Simplify right side
    4,666.29x = 23,696,030.35
  5. Step 5: Solve for x
    x = 23,696,030.35/4,666.29
  6. Step 6: Final answer
    x = 5,078.13

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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.