Home / 7,530.61-10,391.94-4,343.08

Finding the Fourth Proportional to 7,530.61, 10,391.94 and 4,343.08

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Solution

The fourth proportional to 7,530.61, 10,391.94 and 4,343.08 is: 5,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.61 : 10,391.94 = 4,343.08 : x
  2. Step 2: Convert to fraction form
    7,530.61/10,391.94 = 4,343.08/x
  3. Step 3: Cross multiply
    7,530.61x = 10,391.94 × 4,343.08
  4. Step 4: Simplify right side
    7,530.61x = 45,133,026.78
  5. Step 5: Solve for x
    x = 45,133,026.78/7,530.61
  6. Step 6: Final answer
    x = 5,993.28

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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.