Home / 9,455.28-13,045.38-5,475.63

Finding the Fourth Proportional to 9,455.28, 13,045.38 and 5,475.63

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Solution

The fourth proportional to 9,455.28, 13,045.38 and 5,475.63 is: 7,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.28 : 13,045.38 = 5,475.63 : x
  2. Step 2: Convert to fraction form
    9,455.28/13,045.38 = 5,475.63/x
  3. Step 3: Cross multiply
    9,455.28x = 13,045.38 × 5,475.63
  4. Step 4: Simplify right side
    9,455.28x = 71,431,607.81
  5. Step 5: Solve for x
    x = 71,431,607.81/9,455.28
  6. Step 6: Final answer
    x = 7,554.68

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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.