Home / 2,397.16-3,307.62-1,465

Finding the Fourth Proportional to 2,397.16, 3,307.62 and 1,465

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Solution

The fourth proportional to 2,397.16, 3,307.62 and 1,465 is: 2,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.16 : 3,307.62 = 1,465 : x
  2. Step 2: Convert to fraction form
    2,397.16/3,307.62 = 1,465/x
  3. Step 3: Cross multiply
    2,397.16x = 3,307.62 × 1,465
  4. Step 4: Simplify right side
    2,397.16x = 4,845,663.30
  5. Step 5: Solve for x
    x = 4,845,663.30/2,397.16
  6. Step 6: Final answer
    x = 2,021.42

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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.