Home / 6,605.28-9,114.95-3,772.11

Finding the Fourth Proportional to 6,605.28, 9,114.95 and 3,772.11

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Solution

The fourth proportional to 6,605.28, 9,114.95 and 3,772.11 is: 5,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.28 : 9,114.95 = 3,772.11 : x
  2. Step 2: Convert to fraction form
    6,605.28/9,114.95 = 3,772.11/x
  3. Step 3: Cross multiply
    6,605.28x = 9,114.95 × 3,772.11
  4. Step 4: Simplify right side
    6,605.28x = 34,382,547.49
  5. Step 5: Solve for x
    x = 34,382,547.49/6,605.28
  6. Step 6: Final answer
    x = 5,205.31

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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.