Home / 9,857.37-13,598.10-6,670.80

Finding the Fourth Proportional to 9,857.37, 13,598.10 and 6,670.80

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Solution

The fourth proportional to 9,857.37, 13,598.10 and 6,670.80 is: 9,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,857.37 : 13,598.10 = 6,670.80 : x
  2. Step 2: Convert to fraction form
    9,857.37/13,598.10 = 6,670.80/x
  3. Step 3: Cross multiply
    9,857.37x = 13,598.10 × 6,670.80
  4. Step 4: Simplify right side
    9,857.37x = 90,710,205.48
  5. Step 5: Solve for x
    x = 90,710,205.48/9,857.37
  6. Step 6: Final answer
    x = 9,202.27

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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.