Home / 3,008.95-4,152.57-1,683.08

Finding the Fourth Proportional to 3,008.95, 4,152.57 and 1,683.08

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Solution

The fourth proportional to 3,008.95, 4,152.57 and 1,683.08 is: 2,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.95 : 4,152.57 = 1,683.08 : x
  2. Step 2: Convert to fraction form
    3,008.95/4,152.57 = 1,683.08/x
  3. Step 3: Cross multiply
    3,008.95x = 4,152.57 × 1,683.08
  4. Step 4: Simplify right side
    3,008.95x = 6,989,096.01
  5. Step 5: Solve for x
    x = 6,989,096.01/3,008.95
  6. Step 6: Final answer
    x = 2,322.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.