Home / 8,900.30-13,346.40-4,739.24

Finding the Fourth Proportional to 8,900.30, 13,346.40 and 4,739.24

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Solution

The fourth proportional to 8,900.30, 13,346.40 and 4,739.24 is: 7,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900.30 : 13,346.40 = 4,739.24 : x
  2. Step 2: Convert to fraction form
    8,900.30/13,346.40 = 4,739.24/x
  3. Step 3: Cross multiply
    8,900.30x = 13,346.40 × 4,739.24
  4. Step 4: Simplify right side
    8,900.30x = 63,251,792.74
  5. Step 5: Solve for x
    x = 63,251,792.74/8,900.30
  6. Step 6: Final answer
    x = 7,106.70

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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.