Home / 4,476.72-6,715.08-1,555.05

Finding the Fourth Proportional to 4,476.72, 6,715.08 and 1,555.05

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Solution

The fourth proportional to 4,476.72, 6,715.08 and 1,555.05 is: 2,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.72 : 6,715.08 = 1,555.05 : x
  2. Step 2: Convert to fraction form
    4,476.72/6,715.08 = 1,555.05/x
  3. Step 3: Cross multiply
    4,476.72x = 6,715.08 × 1,555.05
  4. Step 4: Simplify right side
    4,476.72x = 10,442,285.15
  5. Step 5: Solve for x
    x = 10,442,285.15/4,476.72
  6. Step 6: Final answer
    x = 2,332.58

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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.