Home / 5,509.51-8,264.23-1,349.60

Finding the Fourth Proportional to 5,509.51, 8,264.23 and 1,349.60

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Solution

The fourth proportional to 5,509.51, 8,264.23 and 1,349.60 is: 2,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.51 : 8,264.23 = 1,349.60 : x
  2. Step 2: Convert to fraction form
    5,509.51/8,264.23 = 1,349.60/x
  3. Step 3: Cross multiply
    5,509.51x = 8,264.23 × 1,349.60
  4. Step 4: Simplify right side
    5,509.51x = 11,153,360.11
  5. Step 5: Solve for x
    x = 11,153,360.11/5,509.51
  6. Step 6: Final answer
    x = 2,024.38

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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.