Home / 9,136.68-13,681.80-6,206.04

Finding the Fourth Proportional to 9,136.68, 13,681.80 and 6,206.04

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Solution

The fourth proportional to 9,136.68, 13,681.80 and 6,206.04 is: 9,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.68 : 13,681.80 = 6,206.04 : x
  2. Step 2: Convert to fraction form
    9,136.68/13,681.80 = 6,206.04/x
  3. Step 3: Cross multiply
    9,136.68x = 13,681.80 × 6,206.04
  4. Step 4: Simplify right side
    9,136.68x = 84,909,798.07
  5. Step 5: Solve for x
    x = 84,909,798.07/9,136.68
  6. Step 6: Final answer
    x = 9,293.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.