Home / 7,345.83-11,017.68-2,348.78

Finding the Fourth Proportional to 7,345.83, 11,017.68 and 2,348.78

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Solution

The fourth proportional to 7,345.83, 11,017.68 and 2,348.78 is: 3,522.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.83 : 11,017.68 = 2,348.78 : x
  2. Step 2: Convert to fraction form
    7,345.83/11,017.68 = 2,348.78/x
  3. Step 3: Cross multiply
    7,345.83x = 11,017.68 × 2,348.78
  4. Step 4: Simplify right side
    7,345.83x = 25,878,051.34
  5. Step 5: Solve for x
    x = 25,878,051.34/7,345.83
  6. Step 6: Final answer
    x = 3,522.82

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1.5x scale

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.