Home / 6,153.15-8,502.45-4,381.68

Finding the Fourth Proportional to 6,153.15, 8,502.45 and 4,381.68

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Solution

The fourth proportional to 6,153.15, 8,502.45 and 4,381.68 is: 6,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.15 : 8,502.45 = 4,381.68 : x
  2. Step 2: Convert to fraction form
    6,153.15/8,502.45 = 4,381.68/x
  3. Step 3: Cross multiply
    6,153.15x = 8,502.45 × 4,381.68
  4. Step 4: Simplify right side
    6,153.15x = 37,255,015.12
  5. Step 5: Solve for x
    x = 37,255,015.12/6,153.15
  6. Step 6: Final answer
    x = 6,054.62

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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.