Home / 3,839.48-5,301.06-2,582.40

Finding the Fourth Proportional to 3,839.48, 5,301.06 and 2,582.40

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Solution

The fourth proportional to 3,839.48, 5,301.06 and 2,582.40 is: 3,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.48 : 5,301.06 = 2,582.40 : x
  2. Step 2: Convert to fraction form
    3,839.48/5,301.06 = 2,582.40/x
  3. Step 3: Cross multiply
    3,839.48x = 5,301.06 × 2,582.40
  4. Step 4: Simplify right side
    3,839.48x = 13,689,457.34
  5. Step 5: Solve for x
    x = 13,689,457.34/3,839.48
  6. Step 6: Final answer
    x = 3,565.45

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1.5x scale

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.