Home / 4,508.02-6,762.27-1,390.17

Finding the Fourth Proportional to 4,508.02, 6,762.27 and 1,390.17

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Solution

The fourth proportional to 4,508.02, 6,762.27 and 1,390.17 is: 2,085.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.02 : 6,762.27 = 1,390.17 : x
  2. Step 2: Convert to fraction form
    4,508.02/6,762.27 = 1,390.17/x
  3. Step 3: Cross multiply
    4,508.02x = 6,762.27 × 1,390.17
  4. Step 4: Simplify right side
    4,508.02x = 9,400,704.89
  5. Step 5: Solve for x
    x = 9,400,704.89/4,508.02
  6. Step 6: Final answer
    x = 2,085.33

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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.