Home / 8,369.02-11,542.80-6,130.06

Finding the Fourth Proportional to 8,369.02, 11,542.80 and 6,130.06

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Solution

The fourth proportional to 8,369.02, 11,542.80 and 6,130.06 is: 8,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.02 : 11,542.80 = 6,130.06 : x
  2. Step 2: Convert to fraction form
    8,369.02/11,542.80 = 6,130.06/x
  3. Step 3: Cross multiply
    8,369.02x = 11,542.80 × 6,130.06
  4. Step 4: Simplify right side
    8,369.02x = 70,758,056.57
  5. Step 5: Solve for x
    x = 70,758,056.57/8,369.02
  6. Step 6: Final answer
    x = 8,454.76

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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.