Home / 6,616.17-9,130.23-3,631.77

Finding the Fourth Proportional to 6,616.17, 9,130.23 and 3,631.77

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Solution

The fourth proportional to 6,616.17, 9,130.23 and 3,631.77 is: 5,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616.17 : 9,130.23 = 3,631.77 : x
  2. Step 2: Convert to fraction form
    6,616.17/9,130.23 = 3,631.77/x
  3. Step 3: Cross multiply
    6,616.17x = 9,130.23 × 3,631.77
  4. Step 4: Simplify right side
    6,616.17x = 33,158,895.41
  5. Step 5: Solve for x
    x = 33,158,895.41/6,616.17
  6. Step 6: Final answer
    x = 5,011.80

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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.