Home / 4,551.15-6,280.61-2,561.74

Finding the Fourth Proportional to 4,551.15, 6,280.61 and 2,561.74

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Solution

The fourth proportional to 4,551.15, 6,280.61 and 2,561.74 is: 3,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.15 : 6,280.61 = 2,561.74 : x
  2. Step 2: Convert to fraction form
    4,551.15/6,280.61 = 2,561.74/x
  3. Step 3: Cross multiply
    4,551.15x = 6,280.61 × 2,561.74
  4. Step 4: Simplify right side
    4,551.15x = 16,089,289.86
  5. Step 5: Solve for x
    x = 16,089,289.86/4,551.15
  6. Step 6: Final answer
    x = 3,535.21

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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.