Home / 4,172.34-6,253.10-3,124.12

Finding the Fourth Proportional to 4,172.34, 6,253.10 and 3,124.12

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Solution

The fourth proportional to 4,172.34, 6,253.10 and 3,124.12 is: 4,682.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.34 : 6,253.10 = 3,124.12 : x
  2. Step 2: Convert to fraction form
    4,172.34/6,253.10 = 3,124.12/x
  3. Step 3: Cross multiply
    4,172.34x = 6,253.10 × 3,124.12
  4. Step 4: Simplify right side
    4,172.34x = 19,535,434.77
  5. Step 5: Solve for x
    x = 19,535,434.77/4,172.34
  6. Step 6: Final answer
    x = 4,682.13

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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.