Home / 8,707.80-13,053.60-6,075.30

Finding the Fourth Proportional to 8,707.80, 13,053.60 and 6,075.30

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Solution

The fourth proportional to 8,707.80, 13,053.60 and 6,075.30 is: 9,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.80 : 13,053.60 = 6,075.30 : x
  2. Step 2: Convert to fraction form
    8,707.80/13,053.60 = 6,075.30/x
  3. Step 3: Cross multiply
    8,707.80x = 13,053.60 × 6,075.30
  4. Step 4: Simplify right side
    8,707.80x = 79,304,536.08
  5. Step 5: Solve for x
    x = 79,304,536.08/8,707.80
  6. Step 6: Final answer
    x = 9,107.30

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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.