Home / 10,466.61-15,699.88-2,675.40

Finding the Fourth Proportional to 10,466.61, 15,699.88 and 2,675.40

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Solution

The fourth proportional to 10,466.61, 15,699.88 and 2,675.40 is: 4,013.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.61 : 15,699.88 = 2,675.40 : x
  2. Step 2: Convert to fraction form
    10,466.61/15,699.88 = 2,675.40/x
  3. Step 3: Cross multiply
    10,466.61x = 15,699.88 × 2,675.40
  4. Step 4: Simplify right side
    10,466.61x = 42,003,458.95
  5. Step 5: Solve for x
    x = 42,003,458.95/10,466.61
  6. Step 6: Final answer
    x = 4,013.09

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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.