Home / 5,381.37-7,423.58-4,672.25

Finding the Fourth Proportional to 5,381.37, 7,423.58 and 4,672.25

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Solution

The fourth proportional to 5,381.37, 7,423.58 and 4,672.25 is: 6,445.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.37 : 7,423.58 = 4,672.25 : x
  2. Step 2: Convert to fraction form
    5,381.37/7,423.58 = 4,672.25/x
  3. Step 3: Cross multiply
    5,381.37x = 7,423.58 × 4,672.25
  4. Step 4: Simplify right side
    5,381.37x = 34,684,824.06
  5. Step 5: Solve for x
    x = 34,684,824.06/5,381.37
  6. Step 6: Final answer
    x = 6,445.35

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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.