Home / 7,424.55-10,246.91-4,280.67

Finding the Fourth Proportional to 7,424.55, 10,246.91 and 4,280.67

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Solution

The fourth proportional to 7,424.55, 10,246.91 and 4,280.67 is: 5,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.55 : 10,246.91 = 4,280.67 : x
  2. Step 2: Convert to fraction form
    7,424.55/10,246.91 = 4,280.67/x
  3. Step 3: Cross multiply
    7,424.55x = 10,246.91 × 4,280.67
  4. Step 4: Simplify right side
    7,424.55x = 43,863,618.83
  5. Step 5: Solve for x
    x = 43,863,618.83/7,424.55
  6. Step 6: Final answer
    x = 5,907.92

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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.