Home / 6,415.68-9,589.58-5,576.16

Finding the Fourth Proportional to 6,415.68, 9,589.58 and 5,576.16

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Solution

The fourth proportional to 6,415.68, 9,589.58 and 5,576.16 is: 8,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.68 : 9,589.58 = 5,576.16 : x
  2. Step 2: Convert to fraction form
    6,415.68/9,589.58 = 5,576.16/x
  3. Step 3: Cross multiply
    6,415.68x = 9,589.58 × 5,576.16
  4. Step 4: Simplify right side
    6,415.68x = 53,473,032.41
  5. Step 5: Solve for x
    x = 53,473,032.41/6,415.68
  6. Step 6: Final answer
    x = 8,334.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.