Home / 4,438.37-6,124.95-2,421.79

Finding the Fourth Proportional to 4,438.37, 6,124.95 and 2,421.79

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Solution

The fourth proportional to 4,438.37, 6,124.95 and 2,421.79 is: 3,342.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.37 : 6,124.95 = 2,421.79 : x
  2. Step 2: Convert to fraction form
    4,438.37/6,124.95 = 2,421.79/x
  3. Step 3: Cross multiply
    4,438.37x = 6,124.95 × 2,421.79
  4. Step 4: Simplify right side
    4,438.37x = 14,833,342.66
  5. Step 5: Solve for x
    x = 14,833,342.66/4,438.37
  6. Step 6: Final answer
    x = 3,342.07

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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.