Home / 7,014.23-9,680.49-4,030.05

Finding the Fourth Proportional to 7,014.23, 9,680.49 and 4,030.05

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Solution

The fourth proportional to 7,014.23, 9,680.49 and 4,030.05 is: 5,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.23 : 9,680.49 = 4,030.05 : x
  2. Step 2: Convert to fraction form
    7,014.23/9,680.49 = 4,030.05/x
  3. Step 3: Cross multiply
    7,014.23x = 9,680.49 × 4,030.05
  4. Step 4: Simplify right side
    7,014.23x = 39,012,858.72
  5. Step 5: Solve for x
    x = 39,012,858.72/7,014.23
  6. Step 6: Final answer
    x = 5,561.96

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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.