Home / 4,335-5,982.30-3,157.07

Finding the Fourth Proportional to 4,335, 5,982.30 and 3,157.07

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Solution

The fourth proportional to 4,335, 5,982.30 and 3,157.07 is: 4,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335 : 5,982.30 = 3,157.07 : x
  2. Step 2: Convert to fraction form
    4,335/5,982.30 = 3,157.07/x
  3. Step 3: Cross multiply
    4,335x = 5,982.30 × 3,157.07
  4. Step 4: Simplify right side
    4,335x = 18,886,509.95
  5. Step 5: Solve for x
    x = 18,886,509.95/4,335
  6. Step 6: Final answer
    x = 4,356.75

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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.