Home / 6,324.10-9,486.15-5,643.70

Finding the Fourth Proportional to 6,324.10, 9,486.15 and 5,643.70

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Solution

The fourth proportional to 6,324.10, 9,486.15 and 5,643.70 is: 8,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.10 : 9,486.15 = 5,643.70 : x
  2. Step 2: Convert to fraction form
    6,324.10/9,486.15 = 5,643.70/x
  3. Step 3: Cross multiply
    6,324.10x = 9,486.15 × 5,643.70
  4. Step 4: Simplify right side
    6,324.10x = 53,536,984.76
  5. Step 5: Solve for x
    x = 53,536,984.76/6,324.10
  6. Step 6: Final answer
    x = 8,465.55

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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.