Home / 6,516.36-8,989.23-4,277.91

Finding the Fourth Proportional to 6,516.36, 8,989.23 and 4,277.91

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Solution

The fourth proportional to 6,516.36, 8,989.23 and 4,277.91 is: 5,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.36 : 8,989.23 = 4,277.91 : x
  2. Step 2: Convert to fraction form
    6,516.36/8,989.23 = 4,277.91/x
  3. Step 3: Cross multiply
    6,516.36x = 8,989.23 × 4,277.91
  4. Step 4: Simplify right side
    6,516.36x = 38,455,116.91
  5. Step 5: Solve for x
    x = 38,455,116.91/6,516.36
  6. Step 6: Final answer
    x = 5,901.32

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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.