Home / 3,301.76-4,554.24-2,124.32

Finding the Fourth Proportional to 3,301.76, 4,554.24 and 2,124.32

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Solution

The fourth proportional to 3,301.76, 4,554.24 and 2,124.32 is: 2,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.76 : 4,554.24 = 2,124.32 : x
  2. Step 2: Convert to fraction form
    3,301.76/4,554.24 = 2,124.32/x
  3. Step 3: Cross multiply
    3,301.76x = 4,554.24 × 2,124.32
  4. Step 4: Simplify right side
    3,301.76x = 9,674,663.12
  5. Step 5: Solve for x
    x = 9,674,663.12/3,301.76
  6. Step 6: Final answer
    x = 2,930.15

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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.