Home / 9,888.64-14,833.04-3,315.34

Finding the Fourth Proportional to 9,888.64, 14,833.04 and 3,315.34

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Solution

The fourth proportional to 9,888.64, 14,833.04 and 3,315.34 is: 4,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.64 : 14,833.04 = 3,315.34 : x
  2. Step 2: Convert to fraction form
    9,888.64/14,833.04 = 3,315.34/x
  3. Step 3: Cross multiply
    9,888.64x = 14,833.04 × 3,315.34
  4. Step 4: Simplify right side
    9,888.64x = 49,176,570.83
  5. Step 5: Solve for x
    x = 49,176,570.83/9,888.64
  6. Step 6: Final answer
    x = 4,973.04

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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.