Home / 8,675.54-11,973.33-5,140.10

Finding the Fourth Proportional to 8,675.54, 11,973.33 and 5,140.10

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Solution

The fourth proportional to 8,675.54, 11,973.33 and 5,140.10 is: 7,093.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.54 : 11,973.33 = 5,140.10 : x
  2. Step 2: Convert to fraction form
    8,675.54/11,973.33 = 5,140.10/x
  3. Step 3: Cross multiply
    8,675.54x = 11,973.33 × 5,140.10
  4. Step 4: Simplify right side
    8,675.54x = 61,544,113.53
  5. Step 5: Solve for x
    x = 61,544,113.53/8,675.54
  6. Step 6: Final answer
    x = 7,093.98

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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.