Home / 11,072.88-15,280.65-6,598.89

Finding the Fourth Proportional to 11,072.88, 15,280.65 and 6,598.89

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Solution

The fourth proportional to 11,072.88, 15,280.65 and 6,598.89 is: 9,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.88 : 15,280.65 = 6,598.89 : x
  2. Step 2: Convert to fraction form
    11,072.88/15,280.65 = 6,598.89/x
  3. Step 3: Cross multiply
    11,072.88x = 15,280.65 × 6,598.89
  4. Step 4: Simplify right side
    11,072.88x = 100,835,328.48
  5. Step 5: Solve for x
    x = 100,835,328.48/11,072.88
  6. Step 6: Final answer
    x = 9,106.51

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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.