Home / 11,856.02-16,354.46-7,605.58

Finding the Fourth Proportional to 11,856.02, 16,354.46 and 7,605.58

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Solution

The fourth proportional to 11,856.02, 16,354.46 and 7,605.58 is: 10,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.02 : 16,354.46 = 7,605.58 : x
  2. Step 2: Convert to fraction form
    11,856.02/16,354.46 = 7,605.58/x
  3. Step 3: Cross multiply
    11,856.02x = 16,354.46 × 7,605.58
  4. Step 4: Simplify right side
    11,856.02x = 124,385,072.11
  5. Step 5: Solve for x
    x = 124,385,072.11/11,856.02
  6. Step 6: Final answer
    x = 10,491.30

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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.