Home / 10,506.53-14,499.66-5,790.80

Finding the Fourth Proportional to 10,506.53, 14,499.66 and 5,790.80

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Solution

The fourth proportional to 10,506.53, 14,499.66 and 5,790.80 is: 7,991.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.53 : 14,499.66 = 5,790.80 : x
  2. Step 2: Convert to fraction form
    10,506.53/14,499.66 = 5,790.80/x
  3. Step 3: Cross multiply
    10,506.53x = 14,499.66 × 5,790.80
  4. Step 4: Simplify right side
    10,506.53x = 83,964,631.13
  5. Step 5: Solve for x
    x = 83,964,631.13/10,506.53
  6. Step 6: Final answer
    x = 7,991.66

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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.