Home / 6,861.35-9,461.75-5,598.36

Finding the Fourth Proportional to 6,861.35, 9,461.75 and 5,598.36

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Solution

The fourth proportional to 6,861.35, 9,461.75 and 5,598.36 is: 7,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.35 : 9,461.75 = 5,598.36 : x
  2. Step 2: Convert to fraction form
    6,861.35/9,461.75 = 5,598.36/x
  3. Step 3: Cross multiply
    6,861.35x = 9,461.75 × 5,598.36
  4. Step 4: Simplify right side
    6,861.35x = 52,970,254.74
  5. Step 5: Solve for x
    x = 52,970,254.74/6,861.35
  6. Step 6: Final answer
    x = 7,720.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.