Home / 6,536.17-9,018.11-4,298.78

Finding the Fourth Proportional to 6,536.17, 9,018.11 and 4,298.78

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Solution

The fourth proportional to 6,536.17, 9,018.11 and 4,298.78 is: 5,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,536.17 : 9,018.11 = 4,298.78 : x
  2. Step 2: Convert to fraction form
    6,536.17/9,018.11 = 4,298.78/x
  3. Step 3: Cross multiply
    6,536.17x = 9,018.11 × 4,298.78
  4. Step 4: Simplify right side
    6,536.17x = 38,766,904.79
  5. Step 5: Solve for x
    x = 38,766,904.79/6,536.17
  6. Step 6: Final answer
    x = 5,931.14

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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.