Home / 6,507.18-9,760.79-1,576.81

Finding the Fourth Proportional to 6,507.18, 9,760.79 and 1,576.81

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Solution

The fourth proportional to 6,507.18, 9,760.79 and 1,576.81 is: 2,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.18 : 9,760.79 = 1,576.81 : x
  2. Step 2: Convert to fraction form
    6,507.18/9,760.79 = 1,576.81/x
  3. Step 3: Cross multiply
    6,507.18x = 9,760.79 × 1,576.81
  4. Step 4: Simplify right side
    6,507.18x = 15,390,878.99
  5. Step 5: Solve for x
    x = 15,390,878.99/6,507.18
  6. Step 6: Final answer
    x = 2,365.21

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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.