Home / 7,927.24-10,936.72-4,782.28

Finding the Fourth Proportional to 7,927.24, 10,936.72 and 4,782.28

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Solution

The fourth proportional to 7,927.24, 10,936.72 and 4,782.28 is: 6,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.24 : 10,936.72 = 4,782.28 : x
  2. Step 2: Convert to fraction form
    7,927.24/10,936.72 = 4,782.28/x
  3. Step 3: Cross multiply
    7,927.24x = 10,936.72 × 4,782.28
  4. Step 4: Simplify right side
    7,927.24x = 52,302,457.32
  5. Step 5: Solve for x
    x = 52,302,457.32/7,927.24
  6. Step 6: Final answer
    x = 6,597.81

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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.