Home / 4,421.51-6,630.84-1,459.29

Finding the Fourth Proportional to 4,421.51, 6,630.84 and 1,459.29

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Solution

The fourth proportional to 4,421.51, 6,630.84 and 1,459.29 is: 2,188.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.51 : 6,630.84 = 1,459.29 : x
  2. Step 2: Convert to fraction form
    4,421.51/6,630.84 = 1,459.29/x
  3. Step 3: Cross multiply
    4,421.51x = 6,630.84 × 1,459.29
  4. Step 4: Simplify right side
    4,421.51x = 9,676,343.37
  5. Step 5: Solve for x
    x = 9,676,343.37/4,421.51
  6. Step 6: Final answer
    x = 2,188.47

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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.