Home / 2,117.08-3,176.76-1,006.24

Finding the Fourth Proportional to 2,117.08, 3,176.76 and 1,006.24

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Solution

The fourth proportional to 2,117.08, 3,176.76 and 1,006.24 is: 1,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117.08 : 3,176.76 = 1,006.24 : x
  2. Step 2: Convert to fraction form
    2,117.08/3,176.76 = 1,006.24/x
  3. Step 3: Cross multiply
    2,117.08x = 3,176.76 × 1,006.24
  4. Step 4: Simplify right side
    2,117.08x = 3,196,582.98
  5. Step 5: Solve for x
    x = 3,196,582.98/2,117.08
  6. Step 6: Final answer
    x = 1,509.90

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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.