Home / 4,931.46-7,393.08-1,968.06

Finding the Fourth Proportional to 4,931.46, 7,393.08 and 1,968.06

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Solution

The fourth proportional to 4,931.46, 7,393.08 and 1,968.06 is: 2,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.46 : 7,393.08 = 1,968.06 : x
  2. Step 2: Convert to fraction form
    4,931.46/7,393.08 = 1,968.06/x
  3. Step 3: Cross multiply
    4,931.46x = 7,393.08 × 1,968.06
  4. Step 4: Simplify right side
    4,931.46x = 14,550,025.02
  5. Step 5: Solve for x
    x = 14,550,025.02/4,931.46
  6. Step 6: Final answer
    x = 2,950.45

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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.