Home / 4,123.37-5,690.28-2,445.63

Finding the Fourth Proportional to 4,123.37, 5,690.28 and 2,445.63

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Solution

The fourth proportional to 4,123.37, 5,690.28 and 2,445.63 is: 3,374.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.37 : 5,690.28 = 2,445.63 : x
  2. Step 2: Convert to fraction form
    4,123.37/5,690.28 = 2,445.63/x
  3. Step 3: Cross multiply
    4,123.37x = 5,690.28 × 2,445.63
  4. Step 4: Simplify right side
    4,123.37x = 13,916,319.48
  5. Step 5: Solve for x
    x = 13,916,319.48/4,123.37
  6. Step 6: Final answer
    x = 3,374.99

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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.