Home / 4,587.60-6,330.70-2,491.68

Finding the Fourth Proportional to 4,587.60, 6,330.70 and 2,491.68

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Solution

The fourth proportional to 4,587.60, 6,330.70 and 2,491.68 is: 3,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.60 : 6,330.70 = 2,491.68 : x
  2. Step 2: Convert to fraction form
    4,587.60/6,330.70 = 2,491.68/x
  3. Step 3: Cross multiply
    4,587.60x = 6,330.70 × 2,491.68
  4. Step 4: Simplify right side
    4,587.60x = 15,774,078.58
  5. Step 5: Solve for x
    x = 15,774,078.58/4,587.60
  6. Step 6: Final answer
    x = 3,438.42

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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.