Home / 9,075.87-13,615.39-4,146.01

Finding the Fourth Proportional to 9,075.87, 13,615.39 and 4,146.01

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Solution

The fourth proportional to 9,075.87, 13,615.39 and 4,146.01 is: 6,219.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.87 : 13,615.39 = 4,146.01 : x
  2. Step 2: Convert to fraction form
    9,075.87/13,615.39 = 4,146.01/x
  3. Step 3: Cross multiply
    9,075.87x = 13,615.39 × 4,146.01
  4. Step 4: Simplify right side
    9,075.87x = 56,449,543.09
  5. Step 5: Solve for x
    x = 56,449,543.09/9,075.87
  6. Step 6: Final answer
    x = 6,219.74

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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.