Home / 11,261.72-16,894.40-4,688.16

Finding the Fourth Proportional to 11,261.72, 16,894.40 and 4,688.16

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Solution

The fourth proportional to 11,261.72, 16,894.40 and 4,688.16 is: 7,033.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.72 : 16,894.40 = 4,688.16 : x
  2. Step 2: Convert to fraction form
    11,261.72/16,894.40 = 4,688.16/x
  3. Step 3: Cross multiply
    11,261.72x = 16,894.40 × 4,688.16
  4. Step 4: Simplify right side
    11,261.72x = 79,203,626.86
  5. Step 5: Solve for x
    x = 79,203,626.86/11,261.72
  6. Step 6: Final answer
    x = 7,033.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.