Home / 5,337.12-8,009.13-2,415.45

Finding the Fourth Proportional to 5,337.12, 8,009.13 and 2,415.45

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Solution

The fourth proportional to 5,337.12, 8,009.13 and 2,415.45 is: 3,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.12 : 8,009.13 = 2,415.45 : x
  2. Step 2: Convert to fraction form
    5,337.12/8,009.13 = 2,415.45/x
  3. Step 3: Cross multiply
    5,337.12x = 8,009.13 × 2,415.45
  4. Step 4: Simplify right side
    5,337.12x = 19,345,653.06
  5. Step 5: Solve for x
    x = 19,345,653.06/5,337.12
  6. Step 6: Final answer
    x = 3,624.74

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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.