Home / 4,430.49-6,646.59-1,659.12

Finding the Fourth Proportional to 4,430.49, 6,646.59 and 1,659.12

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Solution

The fourth proportional to 4,430.49, 6,646.59 and 1,659.12 is: 2,489.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.49 : 6,646.59 = 1,659.12 : x
  2. Step 2: Convert to fraction form
    4,430.49/6,646.59 = 1,659.12/x
  3. Step 3: Cross multiply
    4,430.49x = 6,646.59 × 1,659.12
  4. Step 4: Simplify right side
    4,430.49x = 11,027,490.40
  5. Step 5: Solve for x
    x = 11,027,490.40/4,430.49
  6. Step 6: Final answer
    x = 2,489.00

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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.