Home / 6,995.81-10,491.59-2,612.70

Finding the Fourth Proportional to 6,995.81, 10,491.59 and 2,612.70

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Solution

The fourth proportional to 6,995.81, 10,491.59 and 2,612.70 is: 3,918.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.81 : 10,491.59 = 2,612.70 : x
  2. Step 2: Convert to fraction form
    6,995.81/10,491.59 = 2,612.70/x
  3. Step 3: Cross multiply
    6,995.81x = 10,491.59 × 2,612.70
  4. Step 4: Simplify right side
    6,995.81x = 27,411,383.72
  5. Step 5: Solve for x
    x = 27,411,383.72/6,995.81
  6. Step 6: Final answer
    x = 3,918.26

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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.