Home / 5,303.37-7,310.30-4,040.43

Finding the Fourth Proportional to 5,303.37, 7,310.30 and 4,040.43

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Solution

The fourth proportional to 5,303.37, 7,310.30 and 4,040.43 is: 5,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.37 : 7,310.30 = 4,040.43 : x
  2. Step 2: Convert to fraction form
    5,303.37/7,310.30 = 4,040.43/x
  3. Step 3: Cross multiply
    5,303.37x = 7,310.30 × 4,040.43
  4. Step 4: Simplify right side
    5,303.37x = 29,536,735.23
  5. Step 5: Solve for x
    x = 29,536,735.23/5,303.37
  6. Step 6: Final answer
    x = 5,569.43

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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.