Home / 6,511.04-9,766.56-1,830.86

Finding the Fourth Proportional to 6,511.04, 9,766.56 and 1,830.86

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Solution

The fourth proportional to 6,511.04, 9,766.56 and 1,830.86 is: 2,746.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.04 : 9,766.56 = 1,830.86 : x
  2. Step 2: Convert to fraction form
    6,511.04/9,766.56 = 1,830.86/x
  3. Step 3: Cross multiply
    6,511.04x = 9,766.56 × 1,830.86
  4. Step 4: Simplify right side
    6,511.04x = 17,881,204.04
  5. Step 5: Solve for x
    x = 17,881,204.04/6,511.04
  6. Step 6: Final answer
    x = 2,746.29

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Double scale
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Similar ratio
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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.