Home / 10,619.42-14,655.57-6,370.67

Finding the Fourth Proportional to 10,619.42, 14,655.57 and 6,370.67

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Solution

The fourth proportional to 10,619.42, 14,655.57 and 6,370.67 is: 8,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.42 : 14,655.57 = 6,370.67 : x
  2. Step 2: Convert to fraction form
    10,619.42/14,655.57 = 6,370.67/x
  3. Step 3: Cross multiply
    10,619.42x = 14,655.57 × 6,370.67
  4. Step 4: Simplify right side
    10,619.42x = 93,365,726.85
  5. Step 5: Solve for x
    x = 93,365,726.85/10,619.42
  6. Step 6: Final answer
    x = 8,791.98

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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.