Home / 2,827.48-3,901.50-1,585.24

Finding the Fourth Proportional to 2,827.48, 3,901.50 and 1,585.24

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Solution

The fourth proportional to 2,827.48, 3,901.50 and 1,585.24 is: 2,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.48 : 3,901.50 = 1,585.24 : x
  2. Step 2: Convert to fraction form
    2,827.48/3,901.50 = 1,585.24/x
  3. Step 3: Cross multiply
    2,827.48x = 3,901.50 × 1,585.24
  4. Step 4: Simplify right side
    2,827.48x = 6,184,813.86
  5. Step 5: Solve for x
    x = 6,184,813.86/2,827.48
  6. Step 6: Final answer
    x = 2,187.39

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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.