Home / 2,285.63-3,155.95-1,753.66

Finding the Fourth Proportional to 2,285.63, 3,155.95 and 1,753.66

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Solution

The fourth proportional to 2,285.63, 3,155.95 and 1,753.66 is: 2,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.63 : 3,155.95 = 1,753.66 : x
  2. Step 2: Convert to fraction form
    2,285.63/3,155.95 = 1,753.66/x
  3. Step 3: Cross multiply
    2,285.63x = 3,155.95 × 1,753.66
  4. Step 4: Simplify right side
    2,285.63x = 5,534,462.40
  5. Step 5: Solve for x
    x = 5,534,462.40/2,285.63
  6. Step 6: Final answer
    x = 2,421.42

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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.