Home / 3,047.40-4,574.70-3,025.80

Finding the Fourth Proportional to 3,047.40, 4,574.70 and 3,025.80

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Solution

The fourth proportional to 3,047.40, 4,574.70 and 3,025.80 is: 4,542.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.40 : 4,574.70 = 3,025.80 : x
  2. Step 2: Convert to fraction form
    3,047.40/4,574.70 = 3,025.80/x
  3. Step 3: Cross multiply
    3,047.40x = 4,574.70 × 3,025.80
  4. Step 4: Simplify right side
    3,047.40x = 13,842,127.26
  5. Step 5: Solve for x
    x = 13,842,127.26/3,047.40
  6. Step 6: Final answer
    x = 4,542.27

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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.