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Finding the Fourth Proportional to 5,041.76, 7,607.75 and 4,839.48

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Solution

The fourth proportional to 5,041.76, 7,607.75 and 4,839.48 is: 7,302.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.76 : 7,607.75 = 4,839.48 : x
  2. Step 2: Convert to fraction form
    5,041.76/7,607.75 = 4,839.48/x
  3. Step 3: Cross multiply
    5,041.76x = 7,607.75 × 4,839.48
  4. Step 4: Simplify right side
    5,041.76x = 36,817,529.77
  5. Step 5: Solve for x
    x = 36,817,529.77/5,041.76
  6. Step 6: Final answer
    x = 7,302.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.