Home / 4,688.69-6,467.51-2,798.96

Finding the Fourth Proportional to 4,688.69, 6,467.51 and 2,798.96

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Solution

The fourth proportional to 4,688.69, 6,467.51 and 2,798.96 is: 3,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.69 : 6,467.51 = 2,798.96 : x
  2. Step 2: Convert to fraction form
    4,688.69/6,467.51 = 2,798.96/x
  3. Step 3: Cross multiply
    4,688.69x = 6,467.51 × 2,798.96
  4. Step 4: Simplify right side
    4,688.69x = 18,102,276.45
  5. Step 5: Solve for x
    x = 18,102,276.45/4,688.69
  6. Step 6: Final answer
    x = 3,860.84

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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.