Home / 10,243.94-14,136.49-5,767.74

Finding the Fourth Proportional to 10,243.94, 14,136.49 and 5,767.74

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Solution

The fourth proportional to 10,243.94, 14,136.49 and 5,767.74 is: 7,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.94 : 14,136.49 = 5,767.74 : x
  2. Step 2: Convert to fraction form
    10,243.94/14,136.49 = 5,767.74/x
  3. Step 3: Cross multiply
    10,243.94x = 14,136.49 × 5,767.74
  4. Step 4: Simplify right side
    10,243.94x = 81,535,606.04
  5. Step 5: Solve for x
    x = 81,535,606.04/10,243.94
  6. Step 6: Final answer
    x = 7,959.40

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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.