Home / 9,898.02-13,656.06-6,748.74

Finding the Fourth Proportional to 9,898.02, 13,656.06 and 6,748.74

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Solution

The fourth proportional to 9,898.02, 13,656.06 and 6,748.74 is: 9,311.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,898.02 : 13,656.06 = 6,748.74 : x
  2. Step 2: Convert to fraction form
    9,898.02/13,656.06 = 6,748.74/x
  3. Step 3: Cross multiply
    9,898.02x = 13,656.06 × 6,748.74
  4. Step 4: Simplify right side
    9,898.02x = 92,161,198.36
  5. Step 5: Solve for x
    x = 92,161,198.36/9,898.02
  6. Step 6: Final answer
    x = 9,311.07

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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.