Home / 4,712.20-6,503.58-4,558.72

Finding the Fourth Proportional to 4,712.20, 6,503.58 and 4,558.72

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Solution

The fourth proportional to 4,712.20, 6,503.58 and 4,558.72 is: 6,291.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.20 : 6,503.58 = 4,558.72 : x
  2. Step 2: Convert to fraction form
    4,712.20/6,503.58 = 4,558.72/x
  3. Step 3: Cross multiply
    4,712.20x = 6,503.58 × 4,558.72
  4. Step 4: Simplify right side
    4,712.20x = 29,648,000.22
  5. Step 5: Solve for x
    x = 29,648,000.22/4,712.20
  6. Step 6: Final answer
    x = 6,291.75

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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.