Home / 8,477.89-11,700.60-5,294.44

Finding the Fourth Proportional to 8,477.89, 11,700.60 and 5,294.44

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Solution

The fourth proportional to 8,477.89, 11,700.60 and 5,294.44 is: 7,307.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.89 : 11,700.60 = 5,294.44 : x
  2. Step 2: Convert to fraction form
    8,477.89/11,700.60 = 5,294.44/x
  3. Step 3: Cross multiply
    8,477.89x = 11,700.60 × 5,294.44
  4. Step 4: Simplify right side
    8,477.89x = 61,948,116.31
  5. Step 5: Solve for x
    x = 61,948,116.31/8,477.89
  6. Step 6: Final answer
    x = 7,307.02

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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.