Home / 7,455.23-10,288.49-4,269.02

Finding the Fourth Proportional to 7,455.23, 10,288.49 and 4,269.02

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Solution

The fourth proportional to 7,455.23, 10,288.49 and 4,269.02 is: 5,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.23 : 10,288.49 = 4,269.02 : x
  2. Step 2: Convert to fraction form
    7,455.23/10,288.49 = 4,269.02/x
  3. Step 3: Cross multiply
    7,455.23x = 10,288.49 × 4,269.02
  4. Step 4: Simplify right side
    7,455.23x = 43,921,769.58
  5. Step 5: Solve for x
    x = 43,921,769.58/7,455.23
  6. Step 6: Final answer
    x = 5,891.40

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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.