Home / 7,089.30-10,635.23-2,927.05

Finding the Fourth Proportional to 7,089.30, 10,635.23 and 2,927.05

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Solution

The fourth proportional to 7,089.30, 10,635.23 and 2,927.05 is: 4,391.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.30 : 10,635.23 = 2,927.05 : x
  2. Step 2: Convert to fraction form
    7,089.30/10,635.23 = 2,927.05/x
  3. Step 3: Cross multiply
    7,089.30x = 10,635.23 × 2,927.05
  4. Step 4: Simplify right side
    7,089.30x = 31,129,830.70
  5. Step 5: Solve for x
    x = 31,129,830.70/7,089.30
  6. Step 6: Final answer
    x = 4,391.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.