Home / 4,476.82-6,715.03-1,555.36

Finding the Fourth Proportional to 4,476.82, 6,715.03 and 1,555.36

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Solution

The fourth proportional to 4,476.82, 6,715.03 and 1,555.36 is: 2,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.82 : 6,715.03 = 1,555.36 : x
  2. Step 2: Convert to fraction form
    4,476.82/6,715.03 = 1,555.36/x
  3. Step 3: Cross multiply
    4,476.82x = 6,715.03 × 1,555.36
  4. Step 4: Simplify right side
    4,476.82x = 10,444,247.71
  5. Step 5: Solve for x
    x = 10,444,247.71/4,476.82
  6. Step 6: Final answer
    x = 2,332.96

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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.