Home / 7,031.88-10,547.82-1,837.62

Finding the Fourth Proportional to 7,031.88, 10,547.82 and 1,837.62

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Solution

The fourth proportional to 7,031.88, 10,547.82 and 1,837.62 is: 2,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.88 : 10,547.82 = 1,837.62 : x
  2. Step 2: Convert to fraction form
    7,031.88/10,547.82 = 1,837.62/x
  3. Step 3: Cross multiply
    7,031.88x = 10,547.82 × 1,837.62
  4. Step 4: Simplify right side
    7,031.88x = 19,382,884.99
  5. Step 5: Solve for x
    x = 19,382,884.99/7,031.88
  6. Step 6: Final answer
    x = 2,756.43

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Similar ratio
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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.