Home / 8,465.54-11,682.18-4,688.55

Finding the Fourth Proportional to 8,465.54, 11,682.18 and 4,688.55

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Solution

The fourth proportional to 8,465.54, 11,682.18 and 4,688.55 is: 6,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.54 : 11,682.18 = 4,688.55 : x
  2. Step 2: Convert to fraction form
    8,465.54/11,682.18 = 4,688.55/x
  3. Step 3: Cross multiply
    8,465.54x = 11,682.18 × 4,688.55
  4. Step 4: Simplify right side
    8,465.54x = 54,772,485.04
  5. Step 5: Solve for x
    x = 54,772,485.04/8,465.54
  6. Step 6: Final answer
    x = 6,470.06

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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.