Home / 7,731.06-10,664.64-4,893.24

Finding the Fourth Proportional to 7,731.06, 10,664.64 and 4,893.24

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Solution

The fourth proportional to 7,731.06, 10,664.64 and 4,893.24 is: 6,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.06 : 10,664.64 = 4,893.24 : x
  2. Step 2: Convert to fraction form
    7,731.06/10,664.64 = 4,893.24/x
  3. Step 3: Cross multiply
    7,731.06x = 10,664.64 × 4,893.24
  4. Step 4: Simplify right side
    7,731.06x = 52,184,643.03
  5. Step 5: Solve for x
    x = 52,184,643.03/7,731.06
  6. Step 6: Final answer
    x = 6,750.00

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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.