Home / 5,971.32-8,938.49-5,085.59

Finding the Fourth Proportional to 5,971.32, 8,938.49 and 5,085.59

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Solution

The fourth proportional to 5,971.32, 8,938.49 and 5,085.59 is: 7,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.32 : 8,938.49 = 5,085.59 : x
  2. Step 2: Convert to fraction form
    5,971.32/8,938.49 = 5,085.59/x
  3. Step 3: Cross multiply
    5,971.32x = 8,938.49 × 5,085.59
  4. Step 4: Simplify right side
    5,971.32x = 45,457,425.24
  5. Step 5: Solve for x
    x = 45,457,425.24/5,971.32
  6. Step 6: Final answer
    x = 7,612.63

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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.