Home / 4,038.76-5,572.74-2,269.72

Finding the Fourth Proportional to 4,038.76, 5,572.74 and 2,269.72

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Solution

The fourth proportional to 4,038.76, 5,572.74 and 2,269.72 is: 3,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.76 : 5,572.74 = 2,269.72 : x
  2. Step 2: Convert to fraction form
    4,038.76/5,572.74 = 2,269.72/x
  3. Step 3: Cross multiply
    4,038.76x = 5,572.74 × 2,269.72
  4. Step 4: Simplify right side
    4,038.76x = 12,648,559.43
  5. Step 5: Solve for x
    x = 12,648,559.43/4,038.76
  6. Step 6: Final answer
    x = 3,131.79

Related Problems

Find fourth proportional to 2,019.38, 2,786.37 and 1,134.86
Half scale
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Double scale
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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.