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Finding the Fourth Proportional to 5,364.96, 7,403.53 and 3,007.05

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Solution

The fourth proportional to 5,364.96, 7,403.53 and 3,007.05 is: 4,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.96 : 7,403.53 = 3,007.05 : x
  2. Step 2: Convert to fraction form
    5,364.96/7,403.53 = 3,007.05/x
  3. Step 3: Cross multiply
    5,364.96x = 7,403.53 × 3,007.05
  4. Step 4: Simplify right side
    5,364.96x = 22,262,810.91
  5. Step 5: Solve for x
    x = 22,262,810.91/5,364.96
  6. Step 6: Final answer
    x = 4,149.67

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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.