Home / 4,455.42-6,142.06-3,124.99

Finding the Fourth Proportional to 4,455.42, 6,142.06 and 3,124.99

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Solution

The fourth proportional to 4,455.42, 6,142.06 and 3,124.99 is: 4,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.42 : 6,142.06 = 3,124.99 : x
  2. Step 2: Convert to fraction form
    4,455.42/6,142.06 = 3,124.99/x
  3. Step 3: Cross multiply
    4,455.42x = 6,142.06 × 3,124.99
  4. Step 4: Simplify right side
    4,455.42x = 19,193,876.08
  5. Step 5: Solve for x
    x = 19,193,876.08/4,455.42
  6. Step 6: Final answer
    x = 4,307.98

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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.