Home / 11,507.06-17,257.16-4,931.70

Finding the Fourth Proportional to 11,507.06, 17,257.16 and 4,931.70

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Solution

The fourth proportional to 11,507.06, 17,257.16 and 4,931.70 is: 7,396.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,507.06 : 17,257.16 = 4,931.70 : x
  2. Step 2: Convert to fraction form
    11,507.06/17,257.16 = 4,931.70/x
  3. Step 3: Cross multiply
    11,507.06x = 17,257.16 × 4,931.70
  4. Step 4: Simplify right side
    11,507.06x = 85,107,111.31
  5. Step 5: Solve for x
    x = 85,107,111.31/11,507.06
  6. Step 6: Final answer
    x = 7,396.08

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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.