Home / 5,510.48-8,266.96-1,813.08

Finding the Fourth Proportional to 5,510.48, 8,266.96 and 1,813.08

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Solution

The fourth proportional to 5,510.48, 8,266.96 and 1,813.08 is: 2,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.48 : 8,266.96 = 1,813.08 : x
  2. Step 2: Convert to fraction form
    5,510.48/8,266.96 = 1,813.08/x
  3. Step 3: Cross multiply
    5,510.48x = 8,266.96 × 1,813.08
  4. Step 4: Simplify right side
    5,510.48x = 14,988,693.10
  5. Step 5: Solve for x
    x = 14,988,693.10/5,510.48
  6. Step 6: Final answer
    x = 2,720.03

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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.