Home / 4,294.79-6,430.63-2,726.30

Finding the Fourth Proportional to 4,294.79, 6,430.63 and 2,726.30

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Solution

The fourth proportional to 4,294.79, 6,430.63 and 2,726.30 is: 4,082.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.79 : 6,430.63 = 2,726.30 : x
  2. Step 2: Convert to fraction form
    4,294.79/6,430.63 = 2,726.30/x
  3. Step 3: Cross multiply
    4,294.79x = 6,430.63 × 2,726.30
  4. Step 4: Simplify right side
    4,294.79x = 17,531,812.44
  5. Step 5: Solve for x
    x = 17,531,812.44/4,294.79
  6. Step 6: Final answer
    x = 4,082.12

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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.