Home / 10,551.85-15,852.41-9,075.62

Finding the Fourth Proportional to 10,551.85, 15,852.41 and 9,075.62

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Solution

The fourth proportional to 10,551.85, 15,852.41 and 9,075.62 is: 13,634.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.85 : 15,852.41 = 9,075.62 : x
  2. Step 2: Convert to fraction form
    10,551.85/15,852.41 = 9,075.62/x
  3. Step 3: Cross multiply
    10,551.85x = 15,852.41 × 9,075.62
  4. Step 4: Simplify right side
    10,551.85x = 143,870,449.24
  5. Step 5: Solve for x
    x = 143,870,449.24/10,551.85
  6. Step 6: Final answer
    x = 13,634.62

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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.