Home / 5,031.80-7,547.66-2,070.22

Finding the Fourth Proportional to 5,031.80, 7,547.66 and 2,070.22

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Solution

The fourth proportional to 5,031.80, 7,547.66 and 2,070.22 is: 3,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.80 : 7,547.66 = 2,070.22 : x
  2. Step 2: Convert to fraction form
    5,031.80/7,547.66 = 2,070.22/x
  3. Step 3: Cross multiply
    5,031.80x = 7,547.66 × 2,070.22
  4. Step 4: Simplify right side
    5,031.80x = 15,625,316.69
  5. Step 5: Solve for x
    x = 15,625,316.69/5,031.80
  6. Step 6: Final answer
    x = 3,105.31

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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.