Home / 2,430.08-3,353.78-1,368.01

Finding the Fourth Proportional to 2,430.08, 3,353.78 and 1,368.01

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Solution

The fourth proportional to 2,430.08, 3,353.78 and 1,368.01 is: 1,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.08 : 3,353.78 = 1,368.01 : x
  2. Step 2: Convert to fraction form
    2,430.08/3,353.78 = 1,368.01/x
  3. Step 3: Cross multiply
    2,430.08x = 3,353.78 × 1,368.01
  4. Step 4: Simplify right side
    2,430.08x = 4,588,017.78
  5. Step 5: Solve for x
    x = 4,588,017.78/2,430.08
  6. Step 6: Final answer
    x = 1,888.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.