Home / 3,995.04-5,506.20-2,666.64

Finding the Fourth Proportional to 3,995.04, 5,506.20 and 2,666.64

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Solution

The fourth proportional to 3,995.04, 5,506.20 and 2,666.64 is: 3,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.04 : 5,506.20 = 2,666.64 : x
  2. Step 2: Convert to fraction form
    3,995.04/5,506.20 = 2,666.64/x
  3. Step 3: Cross multiply
    3,995.04x = 5,506.20 × 2,666.64
  4. Step 4: Simplify right side
    3,995.04x = 14,683,053.17
  5. Step 5: Solve for x
    x = 14,683,053.17/3,995.04
  6. Step 6: Final answer
    x = 3,675.32

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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.