Home / 5,358.40-8,042.36-4,486.32

Finding the Fourth Proportional to 5,358.40, 8,042.36 and 4,486.32

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Solution

The fourth proportional to 5,358.40, 8,042.36 and 4,486.32 is: 6,733.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.40 : 8,042.36 = 4,486.32 : x
  2. Step 2: Convert to fraction form
    5,358.40/8,042.36 = 4,486.32/x
  3. Step 3: Cross multiply
    5,358.40x = 8,042.36 × 4,486.32
  4. Step 4: Simplify right side
    5,358.40x = 36,080,600.52
  5. Step 5: Solve for x
    x = 36,080,600.52/5,358.40
  6. Step 6: Final answer
    x = 6,733.47

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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.