Home / 10,855.59-14,980.46-6,075.60

Finding the Fourth Proportional to 10,855.59, 14,980.46 and 6,075.60

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Solution

The fourth proportional to 10,855.59, 14,980.46 and 6,075.60 is: 8,384.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855.59 : 14,980.46 = 6,075.60 : x
  2. Step 2: Convert to fraction form
    10,855.59/14,980.46 = 6,075.60/x
  3. Step 3: Cross multiply
    10,855.59x = 14,980.46 × 6,075.60
  4. Step 4: Simplify right side
    10,855.59x = 91,015,252.40
  5. Step 5: Solve for x
    x = 91,015,252.40/10,855.59
  6. Step 6: Final answer
    x = 8,384.18

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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.