Home / 4,576.34-6,864.56-1,289.50

Finding the Fourth Proportional to 4,576.34, 6,864.56 and 1,289.50

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Solution

The fourth proportional to 4,576.34, 6,864.56 and 1,289.50 is: 1,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,576.34 : 6,864.56 = 1,289.50 : x
  2. Step 2: Convert to fraction form
    4,576.34/6,864.56 = 1,289.50/x
  3. Step 3: Cross multiply
    4,576.34x = 6,864.56 × 1,289.50
  4. Step 4: Simplify right side
    4,576.34x = 8,851,809.35
  5. Step 5: Solve for x
    x = 8,851,809.35/4,576.34
  6. Step 6: Final answer
    x = 1,934.26

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Half scale
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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.