Home / 10,209.48-15,315.66-3,282.36

Finding the Fourth Proportional to 10,209.48, 15,315.66 and 3,282.36

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Solution

The fourth proportional to 10,209.48, 15,315.66 and 3,282.36 is: 4,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209.48 : 15,315.66 = 3,282.36 : x
  2. Step 2: Convert to fraction form
    10,209.48/15,315.66 = 3,282.36/x
  3. Step 3: Cross multiply
    10,209.48x = 15,315.66 × 3,282.36
  4. Step 4: Simplify right side
    10,209.48x = 50,271,509.76
  5. Step 5: Solve for x
    x = 50,271,509.76/10,209.48
  6. Step 6: Final answer
    x = 4,924.00

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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.