Home / 6,298.20-8,688.24-4,891.14

Finding the Fourth Proportional to 6,298.20, 8,688.24 and 4,891.14

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Solution

The fourth proportional to 6,298.20, 8,688.24 and 4,891.14 is: 6,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298.20 : 8,688.24 = 4,891.14 : x
  2. Step 2: Convert to fraction form
    6,298.20/8,688.24 = 4,891.14/x
  3. Step 3: Cross multiply
    6,298.20x = 8,688.24 × 4,891.14
  4. Step 4: Simplify right side
    6,298.20x = 42,495,398.19
  5. Step 5: Solve for x
    x = 42,495,398.19/6,298.20
  6. Step 6: Final answer
    x = 6,747.23

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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.