Home / 1,864.98-2,795.04-1,430.01

Finding the Fourth Proportional to 1,864.98, 2,795.04 and 1,430.01

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Solution

The fourth proportional to 1,864.98, 2,795.04 and 1,430.01 is: 2,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.98 : 2,795.04 = 1,430.01 : x
  2. Step 2: Convert to fraction form
    1,864.98/2,795.04 = 1,430.01/x
  3. Step 3: Cross multiply
    1,864.98x = 2,795.04 × 1,430.01
  4. Step 4: Simplify right side
    1,864.98x = 3,996,935.15
  5. Step 5: Solve for x
    x = 3,996,935.15/1,864.98
  6. Step 6: Final answer
    x = 2,143.15

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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.