Home / 10,088.21-15,116.51-6,382.62

Finding the Fourth Proportional to 10,088.21, 15,116.51 and 6,382.62

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Solution

The fourth proportional to 10,088.21, 15,116.51 and 6,382.62 is: 9,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.21 : 15,116.51 = 6,382.62 : x
  2. Step 2: Convert to fraction form
    10,088.21/15,116.51 = 6,382.62/x
  3. Step 3: Cross multiply
    10,088.21x = 15,116.51 × 6,382.62
  4. Step 4: Simplify right side
    10,088.21x = 96,482,955.01
  5. Step 5: Solve for x
    x = 96,482,955.01/10,088.21
  6. Step 6: Final answer
    x = 9,563.93

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1.5x scale

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.