Home / 10,551.58-15,835.16-5,004.95

Finding the Fourth Proportional to 10,551.58, 15,835.16 and 5,004.95

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Solution

The fourth proportional to 10,551.58, 15,835.16 and 5,004.95 is: 7,511.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.58 : 15,835.16 = 5,004.95 : x
  2. Step 2: Convert to fraction form
    10,551.58/15,835.16 = 5,004.95/x
  3. Step 3: Cross multiply
    10,551.58x = 15,835.16 × 5,004.95
  4. Step 4: Simplify right side
    10,551.58x = 79,254,079.84
  5. Step 5: Solve for x
    x = 79,254,079.84/10,551.58
  6. Step 6: Final answer
    x = 7,511.11

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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.