Home / 11,087.04-15,300.48-6,611.52

Finding the Fourth Proportional to 11,087.04, 15,300.48 and 6,611.52

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Solution

The fourth proportional to 11,087.04, 15,300.48 and 6,611.52 is: 9,124.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.04 : 15,300.48 = 6,611.52 : x
  2. Step 2: Convert to fraction form
    11,087.04/15,300.48 = 6,611.52/x
  3. Step 3: Cross multiply
    11,087.04x = 15,300.48 × 6,611.52
  4. Step 4: Simplify right side
    11,087.04x = 101,159,429.53
  5. Step 5: Solve for x
    x = 101,159,429.53/11,087.04
  6. Step 6: Final answer
    x = 9,124.12

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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.