Home / 6,421.58-9,637.39-3,301.46

Finding the Fourth Proportional to 6,421.58, 9,637.39 and 3,301.46

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Solution

The fourth proportional to 6,421.58, 9,637.39 and 3,301.46 is: 4,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.58 : 9,637.39 = 3,301.46 : x
  2. Step 2: Convert to fraction form
    6,421.58/9,637.39 = 3,301.46/x
  3. Step 3: Cross multiply
    6,421.58x = 9,637.39 × 3,301.46
  4. Step 4: Simplify right side
    6,421.58x = 31,817,457.59
  5. Step 5: Solve for x
    x = 31,817,457.59/6,421.58
  6. Step 6: Final answer
    x = 4,954.77

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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.