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Finding the Fourth Proportional to 7,041.41, 9,718.23 and 4,016.53

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Solution

The fourth proportional to 7,041.41, 9,718.23 and 4,016.53 is: 5,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.41 : 9,718.23 = 4,016.53 : x
  2. Step 2: Convert to fraction form
    7,041.41/9,718.23 = 4,016.53/x
  3. Step 3: Cross multiply
    7,041.41x = 9,718.23 × 4,016.53
  4. Step 4: Simplify right side
    7,041.41x = 39,033,562.34
  5. Step 5: Solve for x
    x = 39,033,562.34/7,041.41
  6. Step 6: Final answer
    x = 5,543.43

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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.