Home / 9,530.49-13,150.85-5,338.74

Finding the Fourth Proportional to 9,530.49, 13,150.85 and 5,338.74

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Solution

The fourth proportional to 9,530.49, 13,150.85 and 5,338.74 is: 7,366.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530.49 : 13,150.85 = 5,338.74 : x
  2. Step 2: Convert to fraction form
    9,530.49/13,150.85 = 5,338.74/x
  3. Step 3: Cross multiply
    9,530.49x = 13,150.85 × 5,338.74
  4. Step 4: Simplify right side
    9,530.49x = 70,208,942.24
  5. Step 5: Solve for x
    x = 70,208,942.24/9,530.49
  6. Step 6: Final answer
    x = 7,366.77

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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.