Home / 5,020.11-6,929.85-3,030.24

Finding the Fourth Proportional to 5,020.11, 6,929.85 and 3,030.24

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Solution

The fourth proportional to 5,020.11, 6,929.85 and 3,030.24 is: 4,183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.11 : 6,929.85 = 3,030.24 : x
  2. Step 2: Convert to fraction form
    5,020.11/6,929.85 = 3,030.24/x
  3. Step 3: Cross multiply
    5,020.11x = 6,929.85 × 3,030.24
  4. Step 4: Simplify right side
    5,020.11x = 20,999,108.66
  5. Step 5: Solve for x
    x = 20,999,108.66/5,020.11
  6. Step 6: Final answer
    x = 4,183.00

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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.