Home / 4,753.67-6,561.47-3,075.15

Finding the Fourth Proportional to 4,753.67, 6,561.47 and 3,075.15

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Solution

The fourth proportional to 4,753.67, 6,561.47 and 3,075.15 is: 4,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.67 : 6,561.47 = 3,075.15 : x
  2. Step 2: Convert to fraction form
    4,753.67/6,561.47 = 3,075.15/x
  3. Step 3: Cross multiply
    4,753.67x = 6,561.47 × 3,075.15
  4. Step 4: Simplify right side
    4,753.67x = 20,177,512.16
  5. Step 5: Solve for x
    x = 20,177,512.16/4,753.67
  6. Step 6: Final answer
    x = 4,244.62

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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.