Home / 2,307.40-3,461.10-846.60

Finding the Fourth Proportional to 2,307.40, 3,461.10 and 846.60

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Solution

The fourth proportional to 2,307.40, 3,461.10 and 846.60 is: 1,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.40 : 3,461.10 = 846.60 : x
  2. Step 2: Convert to fraction form
    2,307.40/3,461.10 = 846.60/x
  3. Step 3: Cross multiply
    2,307.40x = 3,461.10 × 846.60
  4. Step 4: Simplify right side
    2,307.40x = 2,930,167.26
  5. Step 5: Solve for x
    x = 2,930,167.26/2,307.40
  6. Step 6: Final answer
    x = 1,269.90

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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.