Home / 7,047.72-10,554.30-4,442.76

Finding the Fourth Proportional to 7,047.72, 10,554.30 and 4,442.76

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Solution

The fourth proportional to 7,047.72, 10,554.30 and 4,442.76 is: 6,653.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.72 : 10,554.30 = 4,442.76 : x
  2. Step 2: Convert to fraction form
    7,047.72/10,554.30 = 4,442.76/x
  3. Step 3: Cross multiply
    7,047.72x = 10,554.30 × 4,442.76
  4. Step 4: Simplify right side
    7,047.72x = 46,890,221.87
  5. Step 5: Solve for x
    x = 46,890,221.87/7,047.72
  6. Step 6: Final answer
    x = 6,653.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.