Home / 4,476.85-6,715.28-1,553.10

Finding the Fourth Proportional to 4,476.85, 6,715.28 and 1,553.10

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Solution

The fourth proportional to 4,476.85, 6,715.28 and 1,553.10 is: 2,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.85 : 6,715.28 = 1,553.10 : x
  2. Step 2: Convert to fraction form
    4,476.85/6,715.28 = 1,553.10/x
  3. Step 3: Cross multiply
    4,476.85x = 6,715.28 × 1,553.10
  4. Step 4: Simplify right side
    4,476.85x = 10,429,460.03
  5. Step 5: Solve for x
    x = 10,429,460.03/4,476.85
  6. Step 6: Final answer
    x = 2,329.65

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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.