Home / 1,652.13-2,281.06-1,511.70

Finding the Fourth Proportional to 1,652.13, 2,281.06 and 1,511.70

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Solution

The fourth proportional to 1,652.13, 2,281.06 and 1,511.70 is: 2,087.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.13 : 2,281.06 = 1,511.70 : x
  2. Step 2: Convert to fraction form
    1,652.13/2,281.06 = 1,511.70/x
  3. Step 3: Cross multiply
    1,652.13x = 2,281.06 × 1,511.70
  4. Step 4: Simplify right side
    1,652.13x = 3,448,271.74
  5. Step 5: Solve for x
    x = 3,448,271.74/1,652.13
  6. Step 6: Final answer
    x = 2,087.17

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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.