Home / 5,317.12-7,336.92-3,079.04

Finding the Fourth Proportional to 5,317.12, 7,336.92 and 3,079.04

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Solution

The fourth proportional to 5,317.12, 7,336.92 and 3,079.04 is: 4,248.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.12 : 7,336.92 = 3,079.04 : x
  2. Step 2: Convert to fraction form
    5,317.12/7,336.92 = 3,079.04/x
  3. Step 3: Cross multiply
    5,317.12x = 7,336.92 × 3,079.04
  4. Step 4: Simplify right side
    5,317.12x = 22,590,670.16
  5. Step 5: Solve for x
    x = 22,590,670.16/5,317.12
  6. Step 6: Final answer
    x = 4,248.67

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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.