Home / 9,341.21-12,852.25-7,089.98

Finding the Fourth Proportional to 9,341.21, 12,852.25 and 7,089.98

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Solution

The fourth proportional to 9,341.21, 12,852.25 and 7,089.98 is: 9,754.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341.21 : 12,852.25 = 7,089.98 : x
  2. Step 2: Convert to fraction form
    9,341.21/12,852.25 = 7,089.98/x
  3. Step 3: Cross multiply
    9,341.21x = 12,852.25 × 7,089.98
  4. Step 4: Simplify right side
    9,341.21x = 91,122,113.47
  5. Step 5: Solve for x
    x = 91,122,113.47/9,341.21
  6. Step 6: Final answer
    x = 9,754.85

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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.