Home / 5,030.20-7,550.10-4,300.60

Finding the Fourth Proportional to 5,030.20, 7,550.10 and 4,300.60

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Solution

The fourth proportional to 5,030.20, 7,550.10 and 4,300.60 is: 6,455.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.20 : 7,550.10 = 4,300.60 : x
  2. Step 2: Convert to fraction form
    5,030.20/7,550.10 = 4,300.60/x
  3. Step 3: Cross multiply
    5,030.20x = 7,550.10 × 4,300.60
  4. Step 4: Simplify right side
    5,030.20x = 32,469,960.06
  5. Step 5: Solve for x
    x = 32,469,960.06/5,030.20
  6. Step 6: Final answer
    x = 6,455.00

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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.