Home / 9,888.55-14,833.73-3,315.33

Finding the Fourth Proportional to 9,888.55, 14,833.73 and 3,315.33

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Solution

The fourth proportional to 9,888.55, 14,833.73 and 3,315.33 is: 4,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.55 : 14,833.73 = 3,315.33 : x
  2. Step 2: Convert to fraction form
    9,888.55/14,833.73 = 3,315.33/x
  3. Step 3: Cross multiply
    9,888.55x = 14,833.73 × 3,315.33
  4. Step 4: Simplify right side
    9,888.55x = 49,178,718.37
  5. Step 5: Solve for x
    x = 49,178,718.37/9,888.55
  6. Step 6: Final answer
    x = 4,973.30

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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.