Home / 9,953.41-13,735.81-5,477.58

Finding the Fourth Proportional to 9,953.41, 13,735.81 and 5,477.58

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Solution

The fourth proportional to 9,953.41, 13,735.81 and 5,477.58 is: 7,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.41 : 13,735.81 = 5,477.58 : x
  2. Step 2: Convert to fraction form
    9,953.41/13,735.81 = 5,477.58/x
  3. Step 3: Cross multiply
    9,953.41x = 13,735.81 × 5,477.58
  4. Step 4: Simplify right side
    9,953.41x = 75,239,020.42
  5. Step 5: Solve for x
    x = 75,239,020.42/9,953.41
  6. Step 6: Final answer
    x = 7,559.12

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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.