Home / 9,612.02-13,267.00-5,422.70

Finding the Fourth Proportional to 9,612.02, 13,267.00 and 5,422.70

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Solution

The fourth proportional to 9,612.02, 13,267.00 and 5,422.70 is: 7,484.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.02 : 13,267.00 = 5,422.70 : x
  2. Step 2: Convert to fraction form
    9,612.02/13,267.00 = 5,422.70/x
  3. Step 3: Cross multiply
    9,612.02x = 13,267.00 × 5,422.70
  4. Step 4: Simplify right side
    9,612.02x = 71,942,881.01
  5. Step 5: Solve for x
    x = 71,942,881.01/9,612.02
  6. Step 6: Final answer
    x = 7,484.68

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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.