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Finding the Fourth Proportional to 7,094.39, 10,629.16 and 4,315.16

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Solution

The fourth proportional to 7,094.39, 10,629.16 and 4,315.16 is: 6,465.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,094.39 : 10,629.16 = 4,315.16 : x
  2. Step 2: Convert to fraction form
    7,094.39/10,629.16 = 4,315.16/x
  3. Step 3: Cross multiply
    7,094.39x = 10,629.16 × 4,315.16
  4. Step 4: Simplify right side
    7,094.39x = 45,866,541.85
  5. Step 5: Solve for x
    x = 45,866,541.85/7,094.39
  6. Step 6: Final answer
    x = 6,465.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.