Home / 4,476.65-6,715.09-2,136.89

Finding the Fourth Proportional to 4,476.65, 6,715.09 and 2,136.89

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Solution

The fourth proportional to 4,476.65, 6,715.09 and 2,136.89 is: 3,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.65 : 6,715.09 = 2,136.89 : x
  2. Step 2: Convert to fraction form
    4,476.65/6,715.09 = 2,136.89/x
  3. Step 3: Cross multiply
    4,476.65x = 6,715.09 × 2,136.89
  4. Step 4: Simplify right side
    4,476.65x = 14,349,428.13
  5. Step 5: Solve for x
    x = 14,349,428.13/4,476.65
  6. Step 6: Final answer
    x = 3,205.40

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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.