Home / 8,487.07-11,713.57-4,950.28

Finding the Fourth Proportional to 8,487.07, 11,713.57 and 4,950.28

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Solution

The fourth proportional to 8,487.07, 11,713.57 and 4,950.28 is: 6,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487.07 : 11,713.57 = 4,950.28 : x
  2. Step 2: Convert to fraction form
    8,487.07/11,713.57 = 4,950.28/x
  3. Step 3: Cross multiply
    8,487.07x = 11,713.57 × 4,950.28
  4. Step 4: Simplify right side
    8,487.07x = 57,985,475.53
  5. Step 5: Solve for x
    x = 57,985,475.53/8,487.07
  6. Step 6: Final answer
    x = 6,832.21

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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.