Home / 5,507.88-8,262.34-1,810.12

Finding the Fourth Proportional to 5,507.88, 8,262.34 and 1,810.12

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Solution

The fourth proportional to 5,507.88, 8,262.34 and 1,810.12 is: 2,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.88 : 8,262.34 = 1,810.12 : x
  2. Step 2: Convert to fraction form
    5,507.88/8,262.34 = 1,810.12/x
  3. Step 3: Cross multiply
    5,507.88x = 8,262.34 × 1,810.12
  4. Step 4: Simplify right side
    5,507.88x = 14,955,826.88
  5. Step 5: Solve for x
    x = 14,955,826.88/5,507.88
  6. Step 6: Final answer
    x = 2,715.35

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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.