Home / 7,412.49-10,229.58-4,055.67

Finding the Fourth Proportional to 7,412.49, 10,229.58 and 4,055.67

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Solution

The fourth proportional to 7,412.49, 10,229.58 and 4,055.67 is: 5,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.49 : 10,229.58 = 4,055.67 : x
  2. Step 2: Convert to fraction form
    7,412.49/10,229.58 = 4,055.67/x
  3. Step 3: Cross multiply
    7,412.49x = 10,229.58 × 4,055.67
  4. Step 4: Simplify right side
    7,412.49x = 41,487,800.72
  5. Step 5: Solve for x
    x = 41,487,800.72/7,412.49
  6. Step 6: Final answer
    x = 5,597.01

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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.