Home / 7,047.16-10,569.92-1,853.44

Finding the Fourth Proportional to 7,047.16, 10,569.92 and 1,853.44

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Solution

The fourth proportional to 7,047.16, 10,569.92 and 1,853.44 is: 2,779.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.16 : 10,569.92 = 1,853.44 : x
  2. Step 2: Convert to fraction form
    7,047.16/10,569.92 = 1,853.44/x
  3. Step 3: Cross multiply
    7,047.16x = 10,569.92 × 1,853.44
  4. Step 4: Simplify right side
    7,047.16x = 19,590,712.52
  5. Step 5: Solve for x
    x = 19,590,712.52/7,047.16
  6. Step 6: Final answer
    x = 2,779.94

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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.