Home / 5,430.77-8,146.01-1,733.23

Finding the Fourth Proportional to 5,430.77, 8,146.01 and 1,733.23

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Solution

The fourth proportional to 5,430.77, 8,146.01 and 1,733.23 is: 2,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.77 : 8,146.01 = 1,733.23 : x
  2. Step 2: Convert to fraction form
    5,430.77/8,146.01 = 1,733.23/x
  3. Step 3: Cross multiply
    5,430.77x = 8,146.01 × 1,733.23
  4. Step 4: Simplify right side
    5,430.77x = 14,118,868.18
  5. Step 5: Solve for x
    x = 14,118,868.18/5,430.77
  6. Step 6: Final answer
    x = 2,599.79

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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.