Home / 7,601.15-11,405.13-4,827.08

Finding the Fourth Proportional to 7,601.15, 11,405.13 and 4,827.08

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Solution

The fourth proportional to 7,601.15, 11,405.13 and 4,827.08 is: 7,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.15 : 11,405.13 = 4,827.08 : x
  2. Step 2: Convert to fraction form
    7,601.15/11,405.13 = 4,827.08/x
  3. Step 3: Cross multiply
    7,601.15x = 11,405.13 × 4,827.08
  4. Step 4: Simplify right side
    7,601.15x = 55,053,417.89
  5. Step 5: Solve for x
    x = 55,053,417.89/7,601.15
  6. Step 6: Final answer
    x = 7,242.78

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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.