Home / 5,534.72-8,303.70-1,639.23

Finding the Fourth Proportional to 5,534.72, 8,303.70 and 1,639.23

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Solution

The fourth proportional to 5,534.72, 8,303.70 and 1,639.23 is: 2,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.72 : 8,303.70 = 1,639.23 : x
  2. Step 2: Convert to fraction form
    5,534.72/8,303.70 = 1,639.23/x
  3. Step 3: Cross multiply
    5,534.72x = 8,303.70 × 1,639.23
  4. Step 4: Simplify right side
    5,534.72x = 13,611,649.16
  5. Step 5: Solve for x
    x = 13,611,649.16/5,534.72
  6. Step 6: Final answer
    x = 2,459.32

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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.