Home / 11,031.58-16,547.20-4,011.51

Finding the Fourth Proportional to 11,031.58, 16,547.20 and 4,011.51

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Solution

The fourth proportional to 11,031.58, 16,547.20 and 4,011.51 is: 6,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.58 : 16,547.20 = 4,011.51 : x
  2. Step 2: Convert to fraction form
    11,031.58/16,547.20 = 4,011.51/x
  3. Step 3: Cross multiply
    11,031.58x = 16,547.20 × 4,011.51
  4. Step 4: Simplify right side
    11,031.58x = 66,379,258.27
  5. Step 5: Solve for x
    x = 66,379,258.27/11,031.58
  6. Step 6: Final answer
    x = 6,017.20

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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.