Home / 2,031.58-2,802.09-1,472.99

Finding the Fourth Proportional to 2,031.58, 2,802.09 and 1,472.99

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Solution

The fourth proportional to 2,031.58, 2,802.09 and 1,472.99 is: 2,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.58 : 2,802.09 = 1,472.99 : x
  2. Step 2: Convert to fraction form
    2,031.58/2,802.09 = 1,472.99/x
  3. Step 3: Cross multiply
    2,031.58x = 2,802.09 × 1,472.99
  4. Step 4: Simplify right side
    2,031.58x = 4,127,442.06
  5. Step 5: Solve for x
    x = 4,127,442.06/2,031.58
  6. Step 6: Final answer
    x = 2,031.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.