Home / 5,510.83-8,265.32-1,813.10

Finding the Fourth Proportional to 5,510.83, 8,265.32 and 1,813.10

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Solution

The fourth proportional to 5,510.83, 8,265.32 and 1,813.10 is: 2,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.83 : 8,265.32 = 1,813.10 : x
  2. Step 2: Convert to fraction form
    5,510.83/8,265.32 = 1,813.10/x
  3. Step 3: Cross multiply
    5,510.83x = 8,265.32 × 1,813.10
  4. Step 4: Simplify right side
    5,510.83x = 14,985,810.37
  5. Step 5: Solve for x
    x = 14,985,810.37/5,510.83
  6. Step 6: Final answer
    x = 2,719.34

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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.