Home / 4,476.93-6,715.40-1,555.23

Finding the Fourth Proportional to 4,476.93, 6,715.40 and 1,555.23

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Solution

The fourth proportional to 4,476.93, 6,715.40 and 1,555.23 is: 2,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.93 : 6,715.40 = 1,555.23 : x
  2. Step 2: Convert to fraction form
    4,476.93/6,715.40 = 1,555.23/x
  3. Step 3: Cross multiply
    4,476.93x = 6,715.40 × 1,555.23
  4. Step 4: Simplify right side
    4,476.93x = 10,443,991.54
  5. Step 5: Solve for x
    x = 10,443,991.54/4,476.93
  6. Step 6: Final answer
    x = 2,332.85

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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.