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Finding the Fourth Proportional to 1,748.79, 2,610.23 and 1,513.49

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Solution

The fourth proportional to 1,748.79, 2,610.23 and 1,513.49 is: 2,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.79 : 2,610.23 = 1,513.49 : x
  2. Step 2: Convert to fraction form
    1,748.79/2,610.23 = 1,513.49/x
  3. Step 3: Cross multiply
    1,748.79x = 2,610.23 × 1,513.49
  4. Step 4: Simplify right side
    1,748.79x = 3,950,536.38
  5. Step 5: Solve for x
    x = 3,950,536.38/1,748.79
  6. Step 6: Final answer
    x = 2,259.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.