Home / 7,741.37-10,685.64-4,554.63

Finding the Fourth Proportional to 7,741.37, 10,685.64 and 4,554.63

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Solution

The fourth proportional to 7,741.37, 10,685.64 and 4,554.63 is: 6,286.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.37 : 10,685.64 = 4,554.63 : x
  2. Step 2: Convert to fraction form
    7,741.37/10,685.64 = 4,554.63/x
  3. Step 3: Cross multiply
    7,741.37x = 10,685.64 × 4,554.63
  4. Step 4: Simplify right side
    7,741.37x = 48,669,136.51
  5. Step 5: Solve for x
    x = 48,669,136.51/7,741.37
  6. Step 6: Final answer
    x = 6,286.89

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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.