Home / 9,562.19-13,194.09-5,312.79

Finding the Fourth Proportional to 9,562.19, 13,194.09 and 5,312.79

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Solution

The fourth proportional to 9,562.19, 13,194.09 and 5,312.79 is: 7,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562.19 : 13,194.09 = 5,312.79 : x
  2. Step 2: Convert to fraction form
    9,562.19/13,194.09 = 5,312.79/x
  3. Step 3: Cross multiply
    9,562.19x = 13,194.09 × 5,312.79
  4. Step 4: Simplify right side
    9,562.19x = 70,097,429.41
  5. Step 5: Solve for x
    x = 70,097,429.41/9,562.19
  6. Step 6: Final answer
    x = 7,330.69

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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.