Home / 8,890.42-13,343.72-4,733.91

Finding the Fourth Proportional to 8,890.42, 13,343.72 and 4,733.91

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Solution

The fourth proportional to 8,890.42, 13,343.72 and 4,733.91 is: 7,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.42 : 13,343.72 = 4,733.91 : x
  2. Step 2: Convert to fraction form
    8,890.42/13,343.72 = 4,733.91/x
  3. Step 3: Cross multiply
    8,890.42x = 13,343.72 × 4,733.91
  4. Step 4: Simplify right side
    8,890.42x = 63,167,969.55
  5. Step 5: Solve for x
    x = 63,167,969.55/8,890.42
  6. Step 6: Final answer
    x = 7,105.17

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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.