Home / 3,038.02-4,559.86-1,578.20

Finding the Fourth Proportional to 3,038.02, 4,559.86 and 1,578.20

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Solution

The fourth proportional to 3,038.02, 4,559.86 and 1,578.20 is: 2,368.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.02 : 4,559.86 = 1,578.20 : x
  2. Step 2: Convert to fraction form
    3,038.02/4,559.86 = 1,578.20/x
  3. Step 3: Cross multiply
    3,038.02x = 4,559.86 × 1,578.20
  4. Step 4: Simplify right side
    3,038.02x = 7,196,371.05
  5. Step 5: Solve for x
    x = 7,196,371.05/3,038.02
  6. Step 6: Final answer
    x = 2,368.77

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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.