Home / 2,430.48-3,645.76-1,457.36

Finding the Fourth Proportional to 2,430.48, 3,645.76 and 1,457.36

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Solution

The fourth proportional to 2,430.48, 3,645.76 and 1,457.36 is: 2,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.48 : 3,645.76 = 1,457.36 : x
  2. Step 2: Convert to fraction form
    2,430.48/3,645.76 = 1,457.36/x
  3. Step 3: Cross multiply
    2,430.48x = 3,645.76 × 1,457.36
  4. Step 4: Simplify right side
    2,430.48x = 5,313,184.79
  5. Step 5: Solve for x
    x = 5,313,184.79/2,430.48
  6. Step 6: Final answer
    x = 2,186.06

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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.