Home / 1,866.04-2,800.68-1,045.24

Finding the Fourth Proportional to 1,866.04, 2,800.68 and 1,045.24

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Solution

The fourth proportional to 1,866.04, 2,800.68 and 1,045.24 is: 1,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866.04 : 2,800.68 = 1,045.24 : x
  2. Step 2: Convert to fraction form
    1,866.04/2,800.68 = 1,045.24/x
  3. Step 3: Cross multiply
    1,866.04x = 2,800.68 × 1,045.24
  4. Step 4: Simplify right side
    1,866.04x = 2,927,382.76
  5. Step 5: Solve for x
    x = 2,927,382.76/1,866.04
  6. Step 6: Final answer
    x = 1,568.77

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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.