Home / 3,030.18-4,542.03-1,384.26

Finding the Fourth Proportional to 3,030.18, 4,542.03 and 1,384.26

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Solution

The fourth proportional to 3,030.18, 4,542.03 and 1,384.26 is: 2,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.18 : 4,542.03 = 1,384.26 : x
  2. Step 2: Convert to fraction form
    3,030.18/4,542.03 = 1,384.26/x
  3. Step 3: Cross multiply
    3,030.18x = 4,542.03 × 1,384.26
  4. Step 4: Simplify right side
    3,030.18x = 6,287,350.45
  5. Step 5: Solve for x
    x = 6,287,350.45/3,030.18
  6. Step 6: Final answer
    x = 2,074.91

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1.5x scale

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.