Home / 6,518.58-9,770.57-2,815.26

Finding the Fourth Proportional to 6,518.58, 9,770.57 and 2,815.26

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Solution

The fourth proportional to 6,518.58, 9,770.57 and 2,815.26 is: 4,219.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.58 : 9,770.57 = 2,815.26 : x
  2. Step 2: Convert to fraction form
    6,518.58/9,770.57 = 2,815.26/x
  3. Step 3: Cross multiply
    6,518.58x = 9,770.57 × 2,815.26
  4. Step 4: Simplify right side
    6,518.58x = 27,506,670.58
  5. Step 5: Solve for x
    x = 27,506,670.58/6,518.58
  6. Step 6: Final answer
    x = 4,219.74

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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.