Home / 9,200.04-12,672.36-7,207.08

Finding the Fourth Proportional to 9,200.04, 12,672.36 and 7,207.08

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Solution

The fourth proportional to 9,200.04, 12,672.36 and 7,207.08 is: 9,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.04 : 12,672.36 = 7,207.08 : x
  2. Step 2: Convert to fraction form
    9,200.04/12,672.36 = 7,207.08/x
  3. Step 3: Cross multiply
    9,200.04x = 12,672.36 × 7,207.08
  4. Step 4: Simplify right side
    9,200.04x = 91,330,712.31
  5. Step 5: Solve for x
    x = 91,330,712.31/9,200.04
  6. Step 6: Final answer
    x = 9,927.21

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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.