Home / 4,681.85-6,460.56-2,888.82

Finding the Fourth Proportional to 4,681.85, 6,460.56 and 2,888.82

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Solution

The fourth proportional to 4,681.85, 6,460.56 and 2,888.82 is: 3,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.85 : 6,460.56 = 2,888.82 : x
  2. Step 2: Convert to fraction form
    4,681.85/6,460.56 = 2,888.82/x
  3. Step 3: Cross multiply
    4,681.85x = 6,460.56 × 2,888.82
  4. Step 4: Simplify right side
    4,681.85x = 18,663,394.94
  5. Step 5: Solve for x
    x = 18,663,394.94/4,681.85
  6. Step 6: Final answer
    x = 3,986.33

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Find fourth proportional to 4,682.85, 6,461.94 and 2,889.82
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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.