Home / 7,343.01-10,132.94-4,156.67

Finding the Fourth Proportional to 7,343.01, 10,132.94 and 4,156.67

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Solution

The fourth proportional to 7,343.01, 10,132.94 and 4,156.67 is: 5,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.01 : 10,132.94 = 4,156.67 : x
  2. Step 2: Convert to fraction form
    7,343.01/10,132.94 = 4,156.67/x
  3. Step 3: Cross multiply
    7,343.01x = 10,132.94 × 4,156.67
  4. Step 4: Simplify right side
    7,343.01x = 42,119,216.26
  5. Step 5: Solve for x
    x = 42,119,216.26/7,343.01
  6. Step 6: Final answer
    x = 5,735.96

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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.