Home / 7,360.31-10,157.19-4,173.50

Finding the Fourth Proportional to 7,360.31, 10,157.19 and 4,173.50

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Solution

The fourth proportional to 7,360.31, 10,157.19 and 4,173.50 is: 5,759.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.31 : 10,157.19 = 4,173.50 : x
  2. Step 2: Convert to fraction form
    7,360.31/10,157.19 = 4,173.50/x
  3. Step 3: Cross multiply
    7,360.31x = 10,157.19 × 4,173.50
  4. Step 4: Simplify right side
    7,360.31x = 42,391,032.47
  5. Step 5: Solve for x
    x = 42,391,032.47/7,360.31
  6. Step 6: Final answer
    x = 5,759.41

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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.