Home / 4,322.38-6,442.45-4,076.32

Finding the Fourth Proportional to 4,322.38, 6,442.45 and 4,076.32

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Solution

The fourth proportional to 4,322.38, 6,442.45 and 4,076.32 is: 6,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.38 : 6,442.45 = 4,076.32 : x
  2. Step 2: Convert to fraction form
    4,322.38/6,442.45 = 4,076.32/x
  3. Step 3: Cross multiply
    4,322.38x = 6,442.45 × 4,076.32
  4. Step 4: Simplify right side
    4,322.38x = 26,261,487.78
  5. Step 5: Solve for x
    x = 26,261,487.78/4,322.38
  6. Step 6: Final answer
    x = 6,075.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.