Home / 9,325.52-12,869.64-5,346.32

Finding the Fourth Proportional to 9,325.52, 12,869.64 and 5,346.32

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Solution

The fourth proportional to 9,325.52, 12,869.64 and 5,346.32 is: 7,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.52 : 12,869.64 = 5,346.32 : x
  2. Step 2: Convert to fraction form
    9,325.52/12,869.64 = 5,346.32/x
  3. Step 3: Cross multiply
    9,325.52x = 12,869.64 × 5,346.32
  4. Step 4: Simplify right side
    9,325.52x = 68,805,213.72
  5. Step 5: Solve for x
    x = 68,805,213.72/9,325.52
  6. Step 6: Final answer
    x = 7,378.16

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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.