Home / 8,752.06-13,127.28-3,205.18

Finding the Fourth Proportional to 8,752.06, 13,127.28 and 3,205.18

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Solution

The fourth proportional to 8,752.06, 13,127.28 and 3,205.18 is: 4,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.06 : 13,127.28 = 3,205.18 : x
  2. Step 2: Convert to fraction form
    8,752.06/13,127.28 = 3,205.18/x
  3. Step 3: Cross multiply
    8,752.06x = 13,127.28 × 3,205.18
  4. Step 4: Simplify right side
    8,752.06x = 42,075,295.31
  5. Step 5: Solve for x
    x = 42,075,295.31/8,752.06
  6. Step 6: Final answer
    x = 4,807.47

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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.