Home / 9,239.40-13,840.38-4,302.18

Finding the Fourth Proportional to 9,239.40, 13,840.38 and 4,302.18

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Solution

The fourth proportional to 9,239.40, 13,840.38 and 4,302.18 is: 6,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.40 : 13,840.38 = 4,302.18 : x
  2. Step 2: Convert to fraction form
    9,239.40/13,840.38 = 4,302.18/x
  3. Step 3: Cross multiply
    9,239.40x = 13,840.38 × 4,302.18
  4. Step 4: Simplify right side
    9,239.40x = 59,543,806.03
  5. Step 5: Solve for x
    x = 59,543,806.03/9,239.40
  6. Step 6: Final answer
    x = 6,444.55

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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.