Home / 4,476.48-6,715.53-1,555.62

Finding the Fourth Proportional to 4,476.48, 6,715.53 and 1,555.62

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Solution

The fourth proportional to 4,476.48, 6,715.53 and 1,555.62 is: 2,333.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.48 : 6,715.53 = 1,555.62 : x
  2. Step 2: Convert to fraction form
    4,476.48/6,715.53 = 1,555.62/x
  3. Step 3: Cross multiply
    4,476.48x = 6,715.53 × 1,555.62
  4. Step 4: Simplify right side
    4,476.48x = 10,446,812.78
  5. Step 5: Solve for x
    x = 10,446,812.78/4,476.48
  6. Step 6: Final answer
    x = 2,333.71

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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.