Home / 5,393.37-7,444.08-3,156.27

Finding the Fourth Proportional to 5,393.37, 7,444.08 and 3,156.27

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Solution

The fourth proportional to 5,393.37, 7,444.08 and 3,156.27 is: 4,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.37 : 7,444.08 = 3,156.27 : x
  2. Step 2: Convert to fraction form
    5,393.37/7,444.08 = 3,156.27/x
  3. Step 3: Cross multiply
    5,393.37x = 7,444.08 × 3,156.27
  4. Step 4: Simplify right side
    5,393.37x = 23,495,526.38
  5. Step 5: Solve for x
    x = 23,495,526.38/5,393.37
  6. Step 6: Final answer
    x = 4,356.37

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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.