Home / 4,677.18-6,453.81-3,000.12

Finding the Fourth Proportional to 4,677.18, 6,453.81 and 3,000.12

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Solution

The fourth proportional to 4,677.18, 6,453.81 and 3,000.12 is: 4,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.18 : 6,453.81 = 3,000.12 : x
  2. Step 2: Convert to fraction form
    4,677.18/6,453.81 = 3,000.12/x
  3. Step 3: Cross multiply
    4,677.18x = 6,453.81 × 3,000.12
  4. Step 4: Simplify right side
    4,677.18x = 19,362,204.46
  5. Step 5: Solve for x
    x = 19,362,204.46/4,677.18
  6. Step 6: Final answer
    x = 4,139.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.