Home / 9,975.84-14,964.48-2,955.72

Finding the Fourth Proportional to 9,975.84, 14,964.48 and 2,955.72

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Solution

The fourth proportional to 9,975.84, 14,964.48 and 2,955.72 is: 4,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.84 : 14,964.48 = 2,955.72 : x
  2. Step 2: Convert to fraction form
    9,975.84/14,964.48 = 2,955.72/x
  3. Step 3: Cross multiply
    9,975.84x = 14,964.48 × 2,955.72
  4. Step 4: Simplify right side
    9,975.84x = 44,230,812.83
  5. Step 5: Solve for x
    x = 44,230,812.83/9,975.84
  6. Step 6: Final answer
    x = 4,433.79

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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.