Home / 5,261.40-7,260.84-3,023.40

Finding the Fourth Proportional to 5,261.40, 7,260.84 and 3,023.40

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Solution

The fourth proportional to 5,261.40, 7,260.84 and 3,023.40 is: 4,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.40 : 7,260.84 = 3,023.40 : x
  2. Step 2: Convert to fraction form
    5,261.40/7,260.84 = 3,023.40/x
  3. Step 3: Cross multiply
    5,261.40x = 7,260.84 × 3,023.40
  4. Step 4: Simplify right side
    5,261.40x = 21,952,423.66
  5. Step 5: Solve for x
    x = 21,952,423.66/5,261.40
  6. Step 6: Final answer
    x = 4,172.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.