Home / 9,429.24-14,148.72-3,886.68

Finding the Fourth Proportional to 9,429.24, 14,148.72 and 3,886.68

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Solution

The fourth proportional to 9,429.24, 14,148.72 and 3,886.68 is: 5,832.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.24 : 14,148.72 = 3,886.68 : x
  2. Step 2: Convert to fraction form
    9,429.24/14,148.72 = 3,886.68/x
  3. Step 3: Cross multiply
    9,429.24x = 14,148.72 × 3,886.68
  4. Step 4: Simplify right side
    9,429.24x = 54,991,547.05
  5. Step 5: Solve for x
    x = 54,991,547.05/9,429.24
  6. Step 6: Final answer
    x = 5,832.02

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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.