Home / 9,476.16-13,075.80-5,283.60

Finding the Fourth Proportional to 9,476.16, 13,075.80 and 5,283.60

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Solution

The fourth proportional to 9,476.16, 13,075.80 and 5,283.60 is: 7,290.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,476.16 : 13,075.80 = 5,283.60 : x
  2. Step 2: Convert to fraction form
    9,476.16/13,075.80 = 5,283.60/x
  3. Step 3: Cross multiply
    9,476.16x = 13,075.80 × 5,283.60
  4. Step 4: Simplify right side
    9,476.16x = 69,087,296.88
  5. Step 5: Solve for x
    x = 69,087,296.88/9,476.16
  6. Step 6: Final answer
    x = 7,290.64

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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.