Home / 11,460.53-15,816.65-6,424.76

Finding the Fourth Proportional to 11,460.53, 15,816.65 and 6,424.76

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Solution

The fourth proportional to 11,460.53, 15,816.65 and 6,424.76 is: 8,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460.53 : 15,816.65 = 6,424.76 : x
  2. Step 2: Convert to fraction form
    11,460.53/15,816.65 = 6,424.76/x
  3. Step 3: Cross multiply
    11,460.53x = 15,816.65 × 6,424.76
  4. Step 4: Simplify right side
    11,460.53x = 101,618,180.25
  5. Step 5: Solve for x
    x = 101,618,180.25/11,460.53
  6. Step 6: Final answer
    x = 8,866.80

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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.