Home / 5,341.17-8,011.78-1,445.58

Finding the Fourth Proportional to 5,341.17, 8,011.78 and 1,445.58

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Solution

The fourth proportional to 5,341.17, 8,011.78 and 1,445.58 is: 2,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.17 : 8,011.78 = 1,445.58 : x
  2. Step 2: Convert to fraction form
    5,341.17/8,011.78 = 1,445.58/x
  3. Step 3: Cross multiply
    5,341.17x = 8,011.78 × 1,445.58
  4. Step 4: Simplify right side
    5,341.17x = 11,581,665.32
  5. Step 5: Solve for x
    x = 11,581,665.32/5,341.17
  6. Step 6: Final answer
    x = 2,168.37

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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.