Home / 4,726.50-7,090.05-1,439.84

Finding the Fourth Proportional to 4,726.50, 7,090.05 and 1,439.84

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Solution

The fourth proportional to 4,726.50, 7,090.05 and 1,439.84 is: 2,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.50 : 7,090.05 = 1,439.84 : x
  2. Step 2: Convert to fraction form
    4,726.50/7,090.05 = 1,439.84/x
  3. Step 3: Cross multiply
    4,726.50x = 7,090.05 × 1,439.84
  4. Step 4: Simplify right side
    4,726.50x = 10,208,502.14
  5. Step 5: Solve for x
    x = 10,208,502.14/4,726.50
  6. Step 6: Final answer
    x = 2,159.84

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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.