Home / 3,130.92-4,695.98-1,050.44

Finding the Fourth Proportional to 3,130.92, 4,695.98 and 1,050.44

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Solution

The fourth proportional to 3,130.92, 4,695.98 and 1,050.44 is: 1,575.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130.92 : 4,695.98 = 1,050.44 : x
  2. Step 2: Convert to fraction form
    3,130.92/4,695.98 = 1,050.44/x
  3. Step 3: Cross multiply
    3,130.92x = 4,695.98 × 1,050.44
  4. Step 4: Simplify right side
    3,130.92x = 4,932,816.50
  5. Step 5: Solve for x
    x = 4,932,816.50/3,130.92
  6. Step 6: Final answer
    x = 1,575.52

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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.