Home / 9,345.48-14,018.27-2,771.71

Finding the Fourth Proportional to 9,345.48, 14,018.27 and 2,771.71

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Solution

The fourth proportional to 9,345.48, 14,018.27 and 2,771.71 is: 4,157.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345.48 : 14,018.27 = 2,771.71 : x
  2. Step 2: Convert to fraction form
    9,345.48/14,018.27 = 2,771.71/x
  3. Step 3: Cross multiply
    9,345.48x = 14,018.27 × 2,771.71
  4. Step 4: Simplify right side
    9,345.48x = 38,854,565.28
  5. Step 5: Solve for x
    x = 38,854,565.28/9,345.48
  6. Step 6: Final answer
    x = 4,157.58

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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.