Home / 2,977.04-4,108.34-1,650.83

Finding the Fourth Proportional to 2,977.04, 4,108.34 and 1,650.83

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Solution

The fourth proportional to 2,977.04, 4,108.34 and 1,650.83 is: 2,278.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.04 : 4,108.34 = 1,650.83 : x
  2. Step 2: Convert to fraction form
    2,977.04/4,108.34 = 1,650.83/x
  3. Step 3: Cross multiply
    2,977.04x = 4,108.34 × 1,650.83
  4. Step 4: Simplify right side
    2,977.04x = 6,782,162.67
  5. Step 5: Solve for x
    x = 6,782,162.67/2,977.04
  6. Step 6: Final answer
    x = 2,278.16

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1.5x scale

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.