Home / 7,652.81-11,482.46-4,186.01

Finding the Fourth Proportional to 7,652.81, 11,482.46 and 4,186.01

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Solution

The fourth proportional to 7,652.81, 11,482.46 and 4,186.01 is: 6,280.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.81 : 11,482.46 = 4,186.01 : x
  2. Step 2: Convert to fraction form
    7,652.81/11,482.46 = 4,186.01/x
  3. Step 3: Cross multiply
    7,652.81x = 11,482.46 × 4,186.01
  4. Step 4: Simplify right side
    7,652.81x = 48,065,614.04
  5. Step 5: Solve for x
    x = 48,065,614.04/7,652.81
  6. Step 6: Final answer
    x = 6,280.78

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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.