Home / 9,438.29-14,157.48-2,864.53

Finding the Fourth Proportional to 9,438.29, 14,157.48 and 2,864.53

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Solution

The fourth proportional to 9,438.29, 14,157.48 and 2,864.53 is: 4,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.29 : 14,157.48 = 2,864.53 : x
  2. Step 2: Convert to fraction form
    9,438.29/14,157.48 = 2,864.53/x
  3. Step 3: Cross multiply
    9,438.29x = 14,157.48 × 2,864.53
  4. Step 4: Simplify right side
    9,438.29x = 40,554,538.51
  5. Step 5: Solve for x
    x = 40,554,538.51/9,438.29
  6. Step 6: Final answer
    x = 4,296.81

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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.