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Finding the Fourth Proportional to 5,075.28, 7,598.28 and 3,750.12

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Solution

The fourth proportional to 5,075.28, 7,598.28 and 3,750.12 is: 5,614.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.28 : 7,598.28 = 3,750.12 : x
  2. Step 2: Convert to fraction form
    5,075.28/7,598.28 = 3,750.12/x
  3. Step 3: Cross multiply
    5,075.28x = 7,598.28 × 3,750.12
  4. Step 4: Simplify right side
    5,075.28x = 28,494,461.79
  5. Step 5: Solve for x
    x = 28,494,461.79/5,075.28
  6. Step 6: Final answer
    x = 5,614.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.