Home / 7,941.58-10,961.53-4,955.65

Finding the Fourth Proportional to 7,941.58, 10,961.53 and 4,955.65

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Solution

The fourth proportional to 7,941.58, 10,961.53 and 4,955.65 is: 6,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.58 : 10,961.53 = 4,955.65 : x
  2. Step 2: Convert to fraction form
    7,941.58/10,961.53 = 4,955.65/x
  3. Step 3: Cross multiply
    7,941.58x = 10,961.53 × 4,955.65
  4. Step 4: Simplify right side
    7,941.58x = 54,321,466.35
  5. Step 5: Solve for x
    x = 54,321,466.35/7,941.58
  6. Step 6: Final answer
    x = 6,840.14

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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.