Home / 7,455.97-10,288.60-4,389.50

Finding the Fourth Proportional to 7,455.97, 10,288.60 and 4,389.50

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Solution

The fourth proportional to 7,455.97, 10,288.60 and 4,389.50 is: 6,057.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.97 : 10,288.60 = 4,389.50 : x
  2. Step 2: Convert to fraction form
    7,455.97/10,288.60 = 4,389.50/x
  3. Step 3: Cross multiply
    7,455.97x = 10,288.60 × 4,389.50
  4. Step 4: Simplify right side
    7,455.97x = 45,161,809.70
  5. Step 5: Solve for x
    x = 45,161,809.70/7,455.97
  6. Step 6: Final answer
    x = 6,057.13

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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.