Home / 10,052.82-13,870.95-6,515.58

Finding the Fourth Proportional to 10,052.82, 13,870.95 and 6,515.58

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Solution

The fourth proportional to 10,052.82, 13,870.95 and 6,515.58 is: 8,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.82 : 13,870.95 = 6,515.58 : x
  2. Step 2: Convert to fraction form
    10,052.82/13,870.95 = 6,515.58/x
  3. Step 3: Cross multiply
    10,052.82x = 13,870.95 × 6,515.58
  4. Step 4: Simplify right side
    10,052.82x = 90,377,284.40
  5. Step 5: Solve for x
    x = 90,377,284.40/10,052.82
  6. Step 6: Final answer
    x = 8,990.24

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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.