Home / 5,325.18-7,348.86-3,507.54

Finding the Fourth Proportional to 5,325.18, 7,348.86 and 3,507.54

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Solution

The fourth proportional to 5,325.18, 7,348.86 and 3,507.54 is: 4,840.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.18 : 7,348.86 = 3,507.54 : x
  2. Step 2: Convert to fraction form
    5,325.18/7,348.86 = 3,507.54/x
  3. Step 3: Cross multiply
    5,325.18x = 7,348.86 × 3,507.54
  4. Step 4: Simplify right side
    5,325.18x = 25,776,420.40
  5. Step 5: Solve for x
    x = 25,776,420.40/5,325.18
  6. Step 6: Final answer
    x = 4,840.48

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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.