Home / 2,897.08-4,345.62-1,357.72

Finding the Fourth Proportional to 2,897.08, 4,345.62 and 1,357.72

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Solution

The fourth proportional to 2,897.08, 4,345.62 and 1,357.72 is: 2,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.08 : 4,345.62 = 1,357.72 : x
  2. Step 2: Convert to fraction form
    2,897.08/4,345.62 = 1,357.72/x
  3. Step 3: Cross multiply
    2,897.08x = 4,345.62 × 1,357.72
  4. Step 4: Simplify right side
    2,897.08x = 5,900,135.19
  5. Step 5: Solve for x
    x = 5,900,135.19/2,897.08
  6. Step 6: Final answer
    x = 2,036.58

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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.