Home / 7,555.54-11,323.68-4,270.46

Finding the Fourth Proportional to 7,555.54, 11,323.68 and 4,270.46

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Solution

The fourth proportional to 7,555.54, 11,323.68 and 4,270.46 is: 6,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.54 : 11,323.68 = 4,270.46 : x
  2. Step 2: Convert to fraction form
    7,555.54/11,323.68 = 4,270.46/x
  3. Step 3: Cross multiply
    7,555.54x = 11,323.68 × 4,270.46
  4. Step 4: Simplify right side
    7,555.54x = 48,357,322.49
  5. Step 5: Solve for x
    x = 48,357,322.49/7,555.54
  6. Step 6: Final answer
    x = 6,400.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.