Home / 7,749.66-10,699.68-5,953.92

Finding the Fourth Proportional to 7,749.66, 10,699.68 and 5,953.92

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Solution

The fourth proportional to 7,749.66, 10,699.68 and 5,953.92 is: 8,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.66 : 10,699.68 = 5,953.92 : x
  2. Step 2: Convert to fraction form
    7,749.66/10,699.68 = 5,953.92/x
  3. Step 3: Cross multiply
    7,749.66x = 10,699.68 × 5,953.92
  4. Step 4: Simplify right side
    7,749.66x = 63,705,038.75
  5. Step 5: Solve for x
    x = 63,705,038.75/7,749.66
  6. Step 6: Final answer
    x = 8,220.37

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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.