Home / 10,531.72-14,533.50-6,751

Finding the Fourth Proportional to 10,531.72, 14,533.50 and 6,751

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Solution

The fourth proportional to 10,531.72, 14,533.50 and 6,751 is: 9,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.72 : 14,533.50 = 6,751 : x
  2. Step 2: Convert to fraction form
    10,531.72/14,533.50 = 6,751/x
  3. Step 3: Cross multiply
    10,531.72x = 14,533.50 × 6,751
  4. Step 4: Simplify right side
    10,531.72x = 98,115,658.50
  5. Step 5: Solve for x
    x = 98,115,658.50/10,531.72
  6. Step 6: Final answer
    x = 9,316.20

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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.