Home / 4,420.57-6,630.40-2,339.77

Finding the Fourth Proportional to 4,420.57, 6,630.40 and 2,339.77

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Solution

The fourth proportional to 4,420.57, 6,630.40 and 2,339.77 is: 3,509.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.57 : 6,630.40 = 2,339.77 : x
  2. Step 2: Convert to fraction form
    4,420.57/6,630.40 = 2,339.77/x
  3. Step 3: Cross multiply
    4,420.57x = 6,630.40 × 2,339.77
  4. Step 4: Simplify right side
    4,420.57x = 15,513,611.01
  5. Step 5: Solve for x
    x = 15,513,611.01/4,420.57
  6. Step 6: Final answer
    x = 3,509.41

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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.