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Finding the Fourth Proportional to 1,458.76, 2,013.10 and 795.60

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Solution

The fourth proportional to 1,458.76, 2,013.10 and 795.60 is: 1,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.76 : 2,013.10 = 795.60 : x
  2. Step 2: Convert to fraction form
    1,458.76/2,013.10 = 795.60/x
  3. Step 3: Cross multiply
    1,458.76x = 2,013.10 × 795.60
  4. Step 4: Simplify right side
    1,458.76x = 1,601,620.37
  5. Step 5: Solve for x
    x = 1,601,620.37/1,458.76
  6. Step 6: Final answer
    x = 1,097.94

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1.5x scale

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.