Home / 8,900.34-13,358.58-4,743.84

Finding the Fourth Proportional to 8,900.34, 13,358.58 and 4,743.84

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Solution

The fourth proportional to 8,900.34, 13,358.58 and 4,743.84 is: 7,120.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.34 : 13,358.58 = 4,743.84 : x
  2. Step 2: Convert to fraction form
    8,900.34/13,358.58 = 4,743.84/x
  3. Step 3: Cross multiply
    8,900.34x = 13,358.58 × 4,743.84
  4. Step 4: Simplify right side
    8,900.34x = 63,370,966.15
  5. Step 5: Solve for x
    x = 63,370,966.15/8,900.34
  6. Step 6: Final answer
    x = 7,120.06

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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.