Home / 3,312.23-4,968.33-1,122.50

Finding the Fourth Proportional to 3,312.23, 4,968.33 and 1,122.50

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Solution

The fourth proportional to 3,312.23, 4,968.33 and 1,122.50 is: 1,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.23 : 4,968.33 = 1,122.50 : x
  2. Step 2: Convert to fraction form
    3,312.23/4,968.33 = 1,122.50/x
  3. Step 3: Cross multiply
    3,312.23x = 4,968.33 × 1,122.50
  4. Step 4: Simplify right side
    3,312.23x = 5,576,925.58
  5. Step 5: Solve for x
    x = 5,576,925.58/3,312.23
  6. Step 6: Final answer
    x = 1,683.74

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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.