Home / 4,222.55-6,328.56-2,030.69

Finding the Fourth Proportional to 4,222.55, 6,328.56 and 2,030.69

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Solution

The fourth proportional to 4,222.55, 6,328.56 and 2,030.69 is: 3,043.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.55 : 6,328.56 = 2,030.69 : x
  2. Step 2: Convert to fraction form
    4,222.55/6,328.56 = 2,030.69/x
  3. Step 3: Cross multiply
    4,222.55x = 6,328.56 × 2,030.69
  4. Step 4: Simplify right side
    4,222.55x = 12,851,343.51
  5. Step 5: Solve for x
    x = 12,851,343.51/4,222.55
  6. Step 6: Final answer
    x = 3,043.50

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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.