Home / 4,821.50-7,233.47-1,358.75

Finding the Fourth Proportional to 4,821.50, 7,233.47 and 1,358.75

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Solution

The fourth proportional to 4,821.50, 7,233.47 and 1,358.75 is: 2,038.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.50 : 7,233.47 = 1,358.75 : x
  2. Step 2: Convert to fraction form
    4,821.50/7,233.47 = 1,358.75/x
  3. Step 3: Cross multiply
    4,821.50x = 7,233.47 × 1,358.75
  4. Step 4: Simplify right side
    4,821.50x = 9,828,477.36
  5. Step 5: Solve for x
    x = 9,828,477.36/4,821.50
  6. Step 6: Final answer
    x = 2,038.47

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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.