Home / 10,366.45-14,299.54-7,530.03

Finding the Fourth Proportional to 10,366.45, 14,299.54 and 7,530.03

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Solution

The fourth proportional to 10,366.45, 14,299.54 and 7,530.03 is: 10,386.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.45 : 14,299.54 = 7,530.03 : x
  2. Step 2: Convert to fraction form
    10,366.45/14,299.54 = 7,530.03/x
  3. Step 3: Cross multiply
    10,366.45x = 14,299.54 × 7,530.03
  4. Step 4: Simplify right side
    10,366.45x = 107,675,946.36
  5. Step 5: Solve for x
    x = 107,675,946.36/10,366.45
  6. Step 6: Final answer
    x = 10,386.97

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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.