Home / 5,364.20-8,045.07-1,854.06

Finding the Fourth Proportional to 5,364.20, 8,045.07 and 1,854.06

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Solution

The fourth proportional to 5,364.20, 8,045.07 and 1,854.06 is: 2,780.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.20 : 8,045.07 = 1,854.06 : x
  2. Step 2: Convert to fraction form
    5,364.20/8,045.07 = 1,854.06/x
  3. Step 3: Cross multiply
    5,364.20x = 8,045.07 × 1,854.06
  4. Step 4: Simplify right side
    5,364.20x = 14,916,042.48
  5. Step 5: Solve for x
    x = 14,916,042.48/5,364.20
  6. Step 6: Final answer
    x = 2,780.67

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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.