Home / 4,280.04-6,421.04-1,814.94

Finding the Fourth Proportional to 4,280.04, 6,421.04 and 1,814.94

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Solution

The fourth proportional to 4,280.04, 6,421.04 and 1,814.94 is: 2,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.04 : 6,421.04 = 1,814.94 : x
  2. Step 2: Convert to fraction form
    4,280.04/6,421.04 = 1,814.94/x
  3. Step 3: Cross multiply
    4,280.04x = 6,421.04 × 1,814.94
  4. Step 4: Simplify right side
    4,280.04x = 11,653,800.07
  5. Step 5: Solve for x
    x = 11,653,800.07/4,280.04
  6. Step 6: Final answer
    x = 2,722.83

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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.