Home / 11,487.16-15,852.14-6,518.84

Finding the Fourth Proportional to 11,487.16, 15,852.14 and 6,518.84

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Solution

The fourth proportional to 11,487.16, 15,852.14 and 6,518.84 is: 8,995.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.16 : 15,852.14 = 6,518.84 : x
  2. Step 2: Convert to fraction form
    11,487.16/15,852.14 = 6,518.84/x
  3. Step 3: Cross multiply
    11,487.16x = 15,852.14 × 6,518.84
  4. Step 4: Simplify right side
    11,487.16x = 103,337,564.32
  5. Step 5: Solve for x
    x = 103,337,564.32/11,487.16
  6. Step 6: Final answer
    x = 8,995.92

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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.