Home / 9,341.06-12,889.13-7,350.89

Finding the Fourth Proportional to 9,341.06, 12,889.13 and 7,350.89

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Solution

The fourth proportional to 9,341.06, 12,889.13 and 7,350.89 is: 10,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341.06 : 12,889.13 = 7,350.89 : x
  2. Step 2: Convert to fraction form
    9,341.06/12,889.13 = 7,350.89/x
  3. Step 3: Cross multiply
    9,341.06x = 12,889.13 × 7,350.89
  4. Step 4: Simplify right side
    9,341.06x = 94,746,475.63
  5. Step 5: Solve for x
    x = 94,746,475.63/9,341.06
  6. Step 6: Final answer
    x = 10,143.02

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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.