Home / 5,435.93-8,119.52-4,337.16

Finding the Fourth Proportional to 5,435.93, 8,119.52 and 4,337.16

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Solution

The fourth proportional to 5,435.93, 8,119.52 and 4,337.16 is: 6,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.93 : 8,119.52 = 4,337.16 : x
  2. Step 2: Convert to fraction form
    5,435.93/8,119.52 = 4,337.16/x
  3. Step 3: Cross multiply
    5,435.93x = 8,119.52 × 4,337.16
  4. Step 4: Simplify right side
    5,435.93x = 35,215,635.68
  5. Step 5: Solve for x
    x = 35,215,635.68/5,435.93
  6. Step 6: Final answer
    x = 6,478.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.