Home / 4,726.89-7,089.06-1,439.10

Finding the Fourth Proportional to 4,726.89, 7,089.06 and 1,439.10

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Solution

The fourth proportional to 4,726.89, 7,089.06 and 1,439.10 is: 2,158.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.89 : 7,089.06 = 1,439.10 : x
  2. Step 2: Convert to fraction form
    4,726.89/7,089.06 = 1,439.10/x
  3. Step 3: Cross multiply
    4,726.89x = 7,089.06 × 1,439.10
  4. Step 4: Simplify right side
    4,726.89x = 10,201,866.25
  5. Step 5: Solve for x
    x = 10,201,866.25/4,726.89
  6. Step 6: Final answer
    x = 2,158.26

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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.