Home / 7,572.74-10,451.61-4,385.48

Finding the Fourth Proportional to 7,572.74, 10,451.61 and 4,385.48

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Solution

The fourth proportional to 7,572.74, 10,451.61 and 4,385.48 is: 6,052.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.74 : 10,451.61 = 4,385.48 : x
  2. Step 2: Convert to fraction form
    7,572.74/10,451.61 = 4,385.48/x
  3. Step 3: Cross multiply
    7,572.74x = 10,451.61 × 4,385.48
  4. Step 4: Simplify right side
    7,572.74x = 45,835,274.36
  5. Step 5: Solve for x
    x = 45,835,274.36/7,572.74
  6. Step 6: Final answer
    x = 6,052.67

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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.