Home / 7,509.04-10,362.15-4,105.99

Finding the Fourth Proportional to 7,509.04, 10,362.15 and 4,105.99

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Solution

The fourth proportional to 7,509.04, 10,362.15 and 4,105.99 is: 5,666.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.04 : 10,362.15 = 4,105.99 : x
  2. Step 2: Convert to fraction form
    7,509.04/10,362.15 = 4,105.99/x
  3. Step 3: Cross multiply
    7,509.04x = 10,362.15 × 4,105.99
  4. Step 4: Simplify right side
    7,509.04x = 42,546,884.28
  5. Step 5: Solve for x
    x = 42,546,884.28/7,509.04
  6. Step 6: Final answer
    x = 5,666.09

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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.