Home / 6,289.10-9,433.65-1,672.10

Finding the Fourth Proportional to 6,289.10, 9,433.65 and 1,672.10

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Solution

The fourth proportional to 6,289.10, 9,433.65 and 1,672.10 is: 2,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.10 : 9,433.65 = 1,672.10 : x
  2. Step 2: Convert to fraction form
    6,289.10/9,433.65 = 1,672.10/x
  3. Step 3: Cross multiply
    6,289.10x = 9,433.65 × 1,672.10
  4. Step 4: Simplify right side
    6,289.10x = 15,774,006.17
  5. Step 5: Solve for x
    x = 15,774,006.17/6,289.10
  6. Step 6: Final answer
    x = 2,508.15

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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.