Home / 10,559.79-14,552.09-8,037.91

Finding the Fourth Proportional to 10,559.79, 14,552.09 and 8,037.91

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Solution

The fourth proportional to 10,559.79, 14,552.09 and 8,037.91 is: 11,076.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.79 : 14,552.09 = 8,037.91 : x
  2. Step 2: Convert to fraction form
    10,559.79/14,552.09 = 8,037.91/x
  3. Step 3: Cross multiply
    10,559.79x = 14,552.09 × 8,037.91
  4. Step 4: Simplify right side
    10,559.79x = 116,968,390.86
  5. Step 5: Solve for x
    x = 116,968,390.86/10,559.79
  6. Step 6: Final answer
    x = 11,076.77

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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.