Home / 4,281.26-6,421.29-1,470.05

Finding the Fourth Proportional to 4,281.26, 6,421.29 and 1,470.05

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Solution

The fourth proportional to 4,281.26, 6,421.29 and 1,470.05 is: 2,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.26 : 6,421.29 = 1,470.05 : x
  2. Step 2: Convert to fraction form
    4,281.26/6,421.29 = 1,470.05/x
  3. Step 3: Cross multiply
    4,281.26x = 6,421.29 × 1,470.05
  4. Step 4: Simplify right side
    4,281.26x = 9,439,633.42
  5. Step 5: Solve for x
    x = 9,439,633.42/4,281.26
  6. Step 6: Final answer
    x = 2,204.87

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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.