Home / 5,507.19-8,264.90-3,430.22

Finding the Fourth Proportional to 5,507.19, 8,264.90 and 3,430.22

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Solution

The fourth proportional to 5,507.19, 8,264.90 and 3,430.22 is: 5,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.19 : 8,264.90 = 3,430.22 : x
  2. Step 2: Convert to fraction form
    5,507.19/8,264.90 = 3,430.22/x
  3. Step 3: Cross multiply
    5,507.19x = 8,264.90 × 3,430.22
  4. Step 4: Simplify right side
    5,507.19x = 28,350,392.53
  5. Step 5: Solve for x
    x = 28,350,392.53/5,507.19
  6. Step 6: Final answer
    x = 5,147.89

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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.