Home / 9,562.04-13,188.30-6,918.20

Finding the Fourth Proportional to 9,562.04, 13,188.30 and 6,918.20

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Solution

The fourth proportional to 9,562.04, 13,188.30 and 6,918.20 is: 9,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562.04 : 13,188.30 = 6,918.20 : x
  2. Step 2: Convert to fraction form
    9,562.04/13,188.30 = 6,918.20/x
  3. Step 3: Cross multiply
    9,562.04x = 13,188.30 × 6,918.20
  4. Step 4: Simplify right side
    9,562.04x = 91,239,231.12
  5. Step 5: Solve for x
    x = 91,239,231.12/9,562.04
  6. Step 6: Final answer
    x = 9,541.82

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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.