Home / 11,307.84-15,603.36-6,272.02

Finding the Fourth Proportional to 11,307.84, 15,603.36 and 6,272.02

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Solution

The fourth proportional to 11,307.84, 15,603.36 and 6,272.02 is: 8,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.84 : 15,603.36 = 6,272.02 : x
  2. Step 2: Convert to fraction form
    11,307.84/15,603.36 = 6,272.02/x
  3. Step 3: Cross multiply
    11,307.84x = 15,603.36 × 6,272.02
  4. Step 4: Simplify right side
    11,307.84x = 97,864,585.99
  5. Step 5: Solve for x
    x = 97,864,585.99/11,307.84
  6. Step 6: Final answer
    x = 8,654.58

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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.