Home / 7,411.89-11,117.85-3,029.35

Finding the Fourth Proportional to 7,411.89, 11,117.85 and 3,029.35

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Solution

The fourth proportional to 7,411.89, 11,117.85 and 3,029.35 is: 4,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.89 : 11,117.85 = 3,029.35 : x
  2. Step 2: Convert to fraction form
    7,411.89/11,117.85 = 3,029.35/x
  3. Step 3: Cross multiply
    7,411.89x = 11,117.85 × 3,029.35
  4. Step 4: Simplify right side
    7,411.89x = 33,679,803.31
  5. Step 5: Solve for x
    x = 33,679,803.31/7,411.89
  6. Step 6: Final answer
    x = 4,544.02

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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.