Home / 7,579.72-10,456.38-4,927.96

Finding the Fourth Proportional to 7,579.72, 10,456.38 and 4,927.96

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Solution

The fourth proportional to 7,579.72, 10,456.38 and 4,927.96 is: 6,798.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.72 : 10,456.38 = 4,927.96 : x
  2. Step 2: Convert to fraction form
    7,579.72/10,456.38 = 4,927.96/x
  3. Step 3: Cross multiply
    7,579.72x = 10,456.38 × 4,927.96
  4. Step 4: Simplify right side
    7,579.72x = 51,528,622.38
  5. Step 5: Solve for x
    x = 51,528,622.38/7,579.72
  6. Step 6: Final answer
    x = 6,798.22

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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.