Home / 9,511.63-13,127.06-5,263.04

Finding the Fourth Proportional to 9,511.63, 13,127.06 and 5,263.04

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Solution

The fourth proportional to 9,511.63, 13,127.06 and 5,263.04 is: 7,263.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.63 : 13,127.06 = 5,263.04 : x
  2. Step 2: Convert to fraction form
    9,511.63/13,127.06 = 5,263.04/x
  3. Step 3: Cross multiply
    9,511.63x = 13,127.06 × 5,263.04
  4. Step 4: Simplify right side
    9,511.63x = 69,088,287.84
  5. Step 5: Solve for x
    x = 69,088,287.84/9,511.63
  6. Step 6: Final answer
    x = 7,263.56

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Half scale
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Double scale
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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.