Home / 9,330.89-13,995.86-3,487.04

Finding the Fourth Proportional to 9,330.89, 13,995.86 and 3,487.04

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Solution

The fourth proportional to 9,330.89, 13,995.86 and 3,487.04 is: 5,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.89 : 13,995.86 = 3,487.04 : x
  2. Step 2: Convert to fraction form
    9,330.89/13,995.86 = 3,487.04/x
  3. Step 3: Cross multiply
    9,330.89x = 13,995.86 × 3,487.04
  4. Step 4: Simplify right side
    9,330.89x = 48,804,036.24
  5. Step 5: Solve for x
    x = 48,804,036.24/9,330.89
  6. Step 6: Final answer
    x = 5,230.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.