Home / 5,670.05-8,505.08-1,721.34

Finding the Fourth Proportional to 5,670.05, 8,505.08 and 1,721.34

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Solution

The fourth proportional to 5,670.05, 8,505.08 and 1,721.34 is: 2,582.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.05 : 8,505.08 = 1,721.34 : x
  2. Step 2: Convert to fraction form
    5,670.05/8,505.08 = 1,721.34/x
  3. Step 3: Cross multiply
    5,670.05x = 8,505.08 × 1,721.34
  4. Step 4: Simplify right side
    5,670.05x = 14,640,125.80
  5. Step 5: Solve for x
    x = 14,640,125.80/5,670.05
  6. Step 6: Final answer
    x = 2,582.01

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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.