Home / 4,503.40-6,763.20-4,357.60

Finding the Fourth Proportional to 4,503.40, 6,763.20 and 4,357.60

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Solution

The fourth proportional to 4,503.40, 6,763.20 and 4,357.60 is: 6,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.40 : 6,763.20 = 4,357.60 : x
  2. Step 2: Convert to fraction form
    4,503.40/6,763.20 = 4,357.60/x
  3. Step 3: Cross multiply
    4,503.40x = 6,763.20 × 4,357.60
  4. Step 4: Simplify right side
    4,503.40x = 29,471,320.32
  5. Step 5: Solve for x
    x = 29,471,320.32/4,503.40
  6. Step 6: Final answer
    x = 6,544.24

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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.