Home / 1,648.49-2,473.27-1,031.47

Finding the Fourth Proportional to 1,648.49, 2,473.27 and 1,031.47

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Solution

The fourth proportional to 1,648.49, 2,473.27 and 1,031.47 is: 1,547.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648.49 : 2,473.27 = 1,031.47 : x
  2. Step 2: Convert to fraction form
    1,648.49/2,473.27 = 1,031.47/x
  3. Step 3: Cross multiply
    1,648.49x = 2,473.27 × 1,031.47
  4. Step 4: Simplify right side
    1,648.49x = 2,551,095.05
  5. Step 5: Solve for x
    x = 2,551,095.05/1,648.49
  6. Step 6: Final answer
    x = 1,547.54

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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.