Home / 4,688.32-6,470.10-2,698.84

Finding the Fourth Proportional to 4,688.32, 6,470.10 and 2,698.84

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Solution

The fourth proportional to 4,688.32, 6,470.10 and 2,698.84 is: 3,724.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.32 : 6,470.10 = 2,698.84 : x
  2. Step 2: Convert to fraction form
    4,688.32/6,470.10 = 2,698.84/x
  3. Step 3: Cross multiply
    4,688.32x = 6,470.10 × 2,698.84
  4. Step 4: Simplify right side
    4,688.32x = 17,461,764.68
  5. Step 5: Solve for x
    x = 17,461,764.68/4,688.32
  6. Step 6: Final answer
    x = 3,724.52

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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.