Home / 1,513.23-2,089.05-1,046.67

Finding the Fourth Proportional to 1,513.23, 2,089.05 and 1,046.67

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Solution

The fourth proportional to 1,513.23, 2,089.05 and 1,046.67 is: 1,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.23 : 2,089.05 = 1,046.67 : x
  2. Step 2: Convert to fraction form
    1,513.23/2,089.05 = 1,046.67/x
  3. Step 3: Cross multiply
    1,513.23x = 2,089.05 × 1,046.67
  4. Step 4: Simplify right side
    1,513.23x = 2,186,545.96
  5. Step 5: Solve for x
    x = 2,186,545.96/1,513.23
  6. Step 6: Final answer
    x = 1,444.95

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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.