Home / 3,038.20-4,557.12-1,063.68

Finding the Fourth Proportional to 3,038.20, 4,557.12 and 1,063.68

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Solution

The fourth proportional to 3,038.20, 4,557.12 and 1,063.68 is: 1,595.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.20 : 4,557.12 = 1,063.68 : x
  2. Step 2: Convert to fraction form
    3,038.20/4,557.12 = 1,063.68/x
  3. Step 3: Cross multiply
    3,038.20x = 4,557.12 × 1,063.68
  4. Step 4: Simplify right side
    3,038.20x = 4,847,317.40
  5. Step 5: Solve for x
    x = 4,847,317.40/3,038.20
  6. Step 6: Final answer
    x = 1,595.46

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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.