Home / 9,621.79-14,421.47-4,073.29

Finding the Fourth Proportional to 9,621.79, 14,421.47 and 4,073.29

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Solution

The fourth proportional to 9,621.79, 14,421.47 and 4,073.29 is: 6,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.79 : 14,421.47 = 4,073.29 : x
  2. Step 2: Convert to fraction form
    9,621.79/14,421.47 = 4,073.29/x
  3. Step 3: Cross multiply
    9,621.79x = 14,421.47 × 4,073.29
  4. Step 4: Simplify right side
    9,621.79x = 58,742,757.43
  5. Step 5: Solve for x
    x = 58,742,757.43/9,621.79
  6. Step 6: Final answer
    x = 6,105.18

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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.