Home / 9,117.18-13,676.58-3,570.93

Finding the Fourth Proportional to 9,117.18, 13,676.58 and 3,570.93

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Solution

The fourth proportional to 9,117.18, 13,676.58 and 3,570.93 is: 5,356.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117.18 : 13,676.58 = 3,570.93 : x
  2. Step 2: Convert to fraction form
    9,117.18/13,676.58 = 3,570.93/x
  3. Step 3: Cross multiply
    9,117.18x = 13,676.58 × 3,570.93
  4. Step 4: Simplify right side
    9,117.18x = 48,838,109.82
  5. Step 5: Solve for x
    x = 48,838,109.82/9,117.18
  6. Step 6: Final answer
    x = 5,356.71

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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.