Home / 5,031.16-7,547.44-1,743.46

Finding the Fourth Proportional to 5,031.16, 7,547.44 and 1,743.46

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Solution

The fourth proportional to 5,031.16, 7,547.44 and 1,743.46 is: 2,615.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.16 : 7,547.44 = 1,743.46 : x
  2. Step 2: Convert to fraction form
    5,031.16/7,547.44 = 1,743.46/x
  3. Step 3: Cross multiply
    5,031.16x = 7,547.44 × 1,743.46
  4. Step 4: Simplify right side
    5,031.16x = 13,158,659.74
  5. Step 5: Solve for x
    x = 13,158,659.74/5,031.16
  6. Step 6: Final answer
    x = 2,615.43

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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.