Home / 7,043.12-9,708.32-5,548.67

Finding the Fourth Proportional to 7,043.12, 9,708.32 and 5,548.67

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Solution

The fourth proportional to 7,043.12, 9,708.32 and 5,548.67 is: 7,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.12 : 9,708.32 = 5,548.67 : x
  2. Step 2: Convert to fraction form
    7,043.12/9,708.32 = 5,548.67/x
  3. Step 3: Cross multiply
    7,043.12x = 9,708.32 × 5,548.67
  4. Step 4: Simplify right side
    7,043.12x = 53,868,187.65
  5. Step 5: Solve for x
    x = 53,868,187.65/7,043.12
  6. Step 6: Final answer
    x = 7,648.35

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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.