Home / 4,297.58-6,435.34-2,979.45

Finding the Fourth Proportional to 4,297.58, 6,435.34 and 2,979.45

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Solution

The fourth proportional to 4,297.58, 6,435.34 and 2,979.45 is: 4,461.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.58 : 6,435.34 = 2,979.45 : x
  2. Step 2: Convert to fraction form
    4,297.58/6,435.34 = 2,979.45/x
  3. Step 3: Cross multiply
    4,297.58x = 6,435.34 × 2,979.45
  4. Step 4: Simplify right side
    4,297.58x = 19,173,773.76
  5. Step 5: Solve for x
    x = 19,173,773.76/4,297.58
  6. Step 6: Final answer
    x = 4,461.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.