Home / 5,367.12-7,390.34-4,760.90

Finding the Fourth Proportional to 5,367.12, 7,390.34 and 4,760.90

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Solution

The fourth proportional to 5,367.12, 7,390.34 and 4,760.90 is: 6,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.12 : 7,390.34 = 4,760.90 : x
  2. Step 2: Convert to fraction form
    5,367.12/7,390.34 = 4,760.90/x
  3. Step 3: Cross multiply
    5,367.12x = 7,390.34 × 4,760.90
  4. Step 4: Simplify right side
    5,367.12x = 35,184,669.71
  5. Step 5: Solve for x
    x = 35,184,669.71/5,367.12
  6. Step 6: Final answer
    x = 6,555.60

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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.