Home / 4,550.69-6,280.56-2,561.64

Finding the Fourth Proportional to 4,550.69, 6,280.56 and 2,561.64

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Solution

The fourth proportional to 4,550.69, 6,280.56 and 2,561.64 is: 3,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.69 : 6,280.56 = 2,561.64 : x
  2. Step 2: Convert to fraction form
    4,550.69/6,280.56 = 2,561.64/x
  3. Step 3: Cross multiply
    4,550.69x = 6,280.56 × 2,561.64
  4. Step 4: Simplify right side
    4,550.69x = 16,088,510.17
  5. Step 5: Solve for x
    x = 16,088,510.17/4,550.69
  6. Step 6: Final answer
    x = 3,535.40

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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.