Home / 6,604.10-9,114.59-4,087.02

Finding the Fourth Proportional to 6,604.10, 9,114.59 and 4,087.02

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Solution

The fourth proportional to 6,604.10, 9,114.59 and 4,087.02 is: 5,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.10 : 9,114.59 = 4,087.02 : x
  2. Step 2: Convert to fraction form
    6,604.10/9,114.59 = 4,087.02/x
  3. Step 3: Cross multiply
    6,604.10x = 9,114.59 × 4,087.02
  4. Step 4: Simplify right side
    6,604.10x = 37,251,536.79
  5. Step 5: Solve for x
    x = 37,251,536.79/6,604.10
  6. Step 6: Final answer
    x = 5,640.67

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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.