Home / 3,025.40-4,541.70-1,710.20

Finding the Fourth Proportional to 3,025.40, 4,541.70 and 1,710.20

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Solution

The fourth proportional to 3,025.40, 4,541.70 and 1,710.20 is: 2,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.40 : 4,541.70 = 1,710.20 : x
  2. Step 2: Convert to fraction form
    3,025.40/4,541.70 = 1,710.20/x
  3. Step 3: Cross multiply
    3,025.40x = 4,541.70 × 1,710.20
  4. Step 4: Simplify right side
    3,025.40x = 7,767,215.34
  5. Step 5: Solve for x
    x = 7,767,215.34/3,025.40
  6. Step 6: Final answer
    x = 2,567.34

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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.