Home / 11,031.59-16,547.36-4,790.79

Finding the Fourth Proportional to 11,031.59, 16,547.36 and 4,790.79

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Solution

The fourth proportional to 11,031.59, 16,547.36 and 4,790.79 is: 7,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.59 : 16,547.36 = 4,790.79 : x
  2. Step 2: Convert to fraction form
    11,031.59/16,547.36 = 4,790.79/x
  3. Step 3: Cross multiply
    11,031.59x = 16,547.36 × 4,790.79
  4. Step 4: Simplify right side
    11,031.59x = 79,274,902.86
  5. Step 5: Solve for x
    x = 79,274,902.86/11,031.59
  6. Step 6: Final answer
    x = 7,186.18

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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.