Home / 8,437.64-12,651.26-5,808.34

Finding the Fourth Proportional to 8,437.64, 12,651.26 and 5,808.34

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Solution

The fourth proportional to 8,437.64, 12,651.26 and 5,808.34 is: 8,708.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.64 : 12,651.26 = 5,808.34 : x
  2. Step 2: Convert to fraction form
    8,437.64/12,651.26 = 5,808.34/x
  3. Step 3: Cross multiply
    8,437.64x = 12,651.26 × 5,808.34
  4. Step 4: Simplify right side
    8,437.64x = 73,482,819.51
  5. Step 5: Solve for x
    x = 73,482,819.51/8,437.64
  6. Step 6: Final answer
    x = 8,708.93

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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.