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Finding the Fourth Proportional to 1,875.67, 2,586.68 and 1,483.63

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Solution

The fourth proportional to 1,875.67, 2,586.68 and 1,483.63 is: 2,046.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.67 : 2,586.68 = 1,483.63 : x
  2. Step 2: Convert to fraction form
    1,875.67/2,586.68 = 1,483.63/x
  3. Step 3: Cross multiply
    1,875.67x = 2,586.68 × 1,483.63
  4. Step 4: Simplify right side
    1,875.67x = 3,837,668.63
  5. Step 5: Solve for x
    x = 3,837,668.63/1,875.67
  6. Step 6: Final answer
    x = 2,046.03

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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.