Home / 5,031.49-7,547.77-2,110.09

Finding the Fourth Proportional to 5,031.49, 7,547.77 and 2,110.09

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Solution

The fourth proportional to 5,031.49, 7,547.77 and 2,110.09 is: 3,165.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.49 : 7,547.77 = 2,110.09 : x
  2. Step 2: Convert to fraction form
    5,031.49/7,547.77 = 2,110.09/x
  3. Step 3: Cross multiply
    5,031.49x = 7,547.77 × 2,110.09
  4. Step 4: Simplify right side
    5,031.49x = 15,926,474.00
  5. Step 5: Solve for x
    x = 15,926,474.00/5,031.49
  6. Step 6: Final answer
    x = 3,165.36

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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.