Home / 7,417.08-11,117.88-3,516.84

Finding the Fourth Proportional to 7,417.08, 11,117.88 and 3,516.84

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Solution

The fourth proportional to 7,417.08, 11,117.88 and 3,516.84 is: 5,271.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.08 : 11,117.88 = 3,516.84 : x
  2. Step 2: Convert to fraction form
    7,417.08/11,117.88 = 3,516.84/x
  3. Step 3: Cross multiply
    7,417.08x = 11,117.88 × 3,516.84
  4. Step 4: Simplify right side
    7,417.08x = 39,099,805.10
  5. Step 5: Solve for x
    x = 39,099,805.10/7,417.08
  6. Step 6: Final answer
    x = 5,271.59

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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.