Home / 1,816.14-2,506.25-1,030.14

Finding the Fourth Proportional to 1,816.14, 2,506.25 and 1,030.14

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Solution

The fourth proportional to 1,816.14, 2,506.25 and 1,030.14 is: 1,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.14 : 2,506.25 = 1,030.14 : x
  2. Step 2: Convert to fraction form
    1,816.14/2,506.25 = 1,030.14/x
  3. Step 3: Cross multiply
    1,816.14x = 2,506.25 × 1,030.14
  4. Step 4: Simplify right side
    1,816.14x = 2,581,788.38
  5. Step 5: Solve for x
    x = 2,581,788.38/1,816.14
  6. Step 6: Final answer
    x = 1,421.58

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Half scale
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Double scale
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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.