Home / 11,055.45-15,256.02-6,019.55

Finding the Fourth Proportional to 11,055.45, 15,256.02 and 6,019.55

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Solution

The fourth proportional to 11,055.45, 15,256.02 and 6,019.55 is: 8,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.45 : 15,256.02 = 6,019.55 : x
  2. Step 2: Convert to fraction form
    11,055.45/15,256.02 = 6,019.55/x
  3. Step 3: Cross multiply
    11,055.45x = 15,256.02 × 6,019.55
  4. Step 4: Simplify right side
    11,055.45x = 91,834,298.91
  5. Step 5: Solve for x
    x = 91,834,298.91/11,055.45
  6. Step 6: Final answer
    x = 8,306.70

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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.