Home / 9,513.56-13,127.70-5,263.94

Finding the Fourth Proportional to 9,513.56, 13,127.70 and 5,263.94

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Solution

The fourth proportional to 9,513.56, 13,127.70 and 5,263.94 is: 7,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.56 : 13,127.70 = 5,263.94 : x
  2. Step 2: Convert to fraction form
    9,513.56/13,127.70 = 5,263.94/x
  3. Step 3: Cross multiply
    9,513.56x = 13,127.70 × 5,263.94
  4. Step 4: Simplify right side
    9,513.56x = 69,103,425.14
  5. Step 5: Solve for x
    x = 69,103,425.14/9,513.56
  6. Step 6: Final answer
    x = 7,263.68

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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.