Home / 7,344.58-10,135.34-4,200.57

Finding the Fourth Proportional to 7,344.58, 10,135.34 and 4,200.57

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Solution

The fourth proportional to 7,344.58, 10,135.34 and 4,200.57 is: 5,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.58 : 10,135.34 = 4,200.57 : x
  2. Step 2: Convert to fraction form
    7,344.58/10,135.34 = 4,200.57/x
  3. Step 3: Cross multiply
    7,344.58x = 10,135.34 × 4,200.57
  4. Step 4: Simplify right side
    7,344.58x = 42,574,133.46
  5. Step 5: Solve for x
    x = 42,574,133.46/7,344.58
  6. Step 6: Final answer
    x = 5,796.67

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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.