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Finding the Fourth Proportional to 4,528, 6,259.10 and 3,777.58

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Solution

The fourth proportional to 4,528, 6,259.10 and 3,777.58 is: 5,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528 : 6,259.10 = 3,777.58 : x
  2. Step 2: Convert to fraction form
    4,528/6,259.10 = 3,777.58/x
  3. Step 3: Cross multiply
    4,528x = 6,259.10 × 3,777.58
  4. Step 4: Simplify right side
    4,528x = 23,644,250.98
  5. Step 5: Solve for x
    x = 23,644,250.98/4,528
  6. Step 6: Final answer
    x = 5,221.79

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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.