Home / 7,350.48-10,143.36-4,206.24

Finding the Fourth Proportional to 7,350.48, 10,143.36 and 4,206.24

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Solution

The fourth proportional to 7,350.48, 10,143.36 and 4,206.24 is: 5,804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.48 : 10,143.36 = 4,206.24 : x
  2. Step 2: Convert to fraction form
    7,350.48/10,143.36 = 4,206.24/x
  3. Step 3: Cross multiply
    7,350.48x = 10,143.36 × 4,206.24
  4. Step 4: Simplify right side
    7,350.48x = 42,665,406.57
  5. Step 5: Solve for x
    x = 42,665,406.57/7,350.48
  6. Step 6: Final answer
    x = 5,804.44

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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.