Home / 10,583.70-15,875.55-6,890.10

Finding the Fourth Proportional to 10,583.70, 15,875.55 and 6,890.10

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Solution

The fourth proportional to 10,583.70, 15,875.55 and 6,890.10 is: 10,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583.70 : 15,875.55 = 6,890.10 : x
  2. Step 2: Convert to fraction form
    10,583.70/15,875.55 = 6,890.10/x
  3. Step 3: Cross multiply
    10,583.70x = 15,875.55 × 6,890.10
  4. Step 4: Simplify right side
    10,583.70x = 109,384,127.06
  5. Step 5: Solve for x
    x = 109,384,127.06/10,583.70
  6. Step 6: Final answer
    x = 10,335.15

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Similar ratio
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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.