Home / 9,238.32-13,857.35-4,305.15

Finding the Fourth Proportional to 9,238.32, 13,857.35 and 4,305.15

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Solution

The fourth proportional to 9,238.32, 13,857.35 and 4,305.15 is: 6,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.32 : 13,857.35 = 4,305.15 : x
  2. Step 2: Convert to fraction form
    9,238.32/13,857.35 = 4,305.15/x
  3. Step 3: Cross multiply
    9,238.32x = 13,857.35 × 4,305.15
  4. Step 4: Simplify right side
    9,238.32x = 59,657,948.83
  5. Step 5: Solve for x
    x = 59,657,948.83/9,238.32
  6. Step 6: Final answer
    x = 6,457.66

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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.