Home / 4,578.98-6,319.02-2,690.18

Finding the Fourth Proportional to 4,578.98, 6,319.02 and 2,690.18

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Solution

The fourth proportional to 4,578.98, 6,319.02 and 2,690.18 is: 3,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.98 : 6,319.02 = 2,690.18 : x
  2. Step 2: Convert to fraction form
    4,578.98/6,319.02 = 2,690.18/x
  3. Step 3: Cross multiply
    4,578.98x = 6,319.02 × 2,690.18
  4. Step 4: Simplify right side
    4,578.98x = 16,999,269.63
  5. Step 5: Solve for x
    x = 16,999,269.63/4,578.98
  6. Step 6: Final answer
    x = 3,712.46

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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.