Home / 11,307.14-15,604.81-6,272.98

Finding the Fourth Proportional to 11,307.14, 15,604.81 and 6,272.98

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Solution

The fourth proportional to 11,307.14, 15,604.81 and 6,272.98 is: 8,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.14 : 15,604.81 = 6,272.98 : x
  2. Step 2: Convert to fraction form
    11,307.14/15,604.81 = 6,272.98/x
  3. Step 3: Cross multiply
    11,307.14x = 15,604.81 × 6,272.98
  4. Step 4: Simplify right side
    11,307.14x = 97,888,661.03
  5. Step 5: Solve for x
    x = 97,888,661.03/11,307.14
  6. Step 6: Final answer
    x = 8,657.24

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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.