Home / 2,878.03-4,317.36-1,030.24

Finding the Fourth Proportional to 2,878.03, 4,317.36 and 1,030.24

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Solution

The fourth proportional to 2,878.03, 4,317.36 and 1,030.24 is: 1,545.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878.03 : 4,317.36 = 1,030.24 : x
  2. Step 2: Convert to fraction form
    2,878.03/4,317.36 = 1,030.24/x
  3. Step 3: Cross multiply
    2,878.03x = 4,317.36 × 1,030.24
  4. Step 4: Simplify right side
    2,878.03x = 4,447,916.97
  5. Step 5: Solve for x
    x = 4,447,916.97/2,878.03
  6. Step 6: Final answer
    x = 1,545.47

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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.