Home / 9,412.08-14,124.60-4,223.76

Finding the Fourth Proportional to 9,412.08, 14,124.60 and 4,223.76

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Solution

The fourth proportional to 9,412.08, 14,124.60 and 4,223.76 is: 6,338.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.08 : 14,124.60 = 4,223.76 : x
  2. Step 2: Convert to fraction form
    9,412.08/14,124.60 = 4,223.76/x
  3. Step 3: Cross multiply
    9,412.08x = 14,124.60 × 4,223.76
  4. Step 4: Simplify right side
    9,412.08x = 59,658,920.50
  5. Step 5: Solve for x
    x = 59,658,920.50/9,412.08
  6. Step 6: Final answer
    x = 6,338.55

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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.