Home / 10,228.90-15,343.35-3,303.40

Finding the Fourth Proportional to 10,228.90, 15,343.35 and 3,303.40

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Solution

The fourth proportional to 10,228.90, 15,343.35 and 3,303.40 is: 4,955.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.90 : 15,343.35 = 3,303.40 : x
  2. Step 2: Convert to fraction form
    10,228.90/15,343.35 = 3,303.40/x
  3. Step 3: Cross multiply
    10,228.90x = 15,343.35 × 3,303.40
  4. Step 4: Simplify right side
    10,228.90x = 50,685,222.39
  5. Step 5: Solve for x
    x = 50,685,222.39/10,228.90
  6. Step 6: Final answer
    x = 4,955.10

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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.