Home / 4,688.01-6,470.04-2,698.55

Finding the Fourth Proportional to 4,688.01, 6,470.04 and 2,698.55

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Solution

The fourth proportional to 4,688.01, 6,470.04 and 2,698.55 is: 3,724.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.01 : 6,470.04 = 2,698.55 : x
  2. Step 2: Convert to fraction form
    4,688.01/6,470.04 = 2,698.55/x
  3. Step 3: Cross multiply
    4,688.01x = 6,470.04 × 2,698.55
  4. Step 4: Simplify right side
    4,688.01x = 17,459,726.44
  5. Step 5: Solve for x
    x = 17,459,726.44/4,688.01
  6. Step 6: Final answer
    x = 3,724.34

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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.