Home / 4,068.77-5,615.10-2,390.27

Finding the Fourth Proportional to 4,068.77, 5,615.10 and 2,390.27

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Solution

The fourth proportional to 4,068.77, 5,615.10 and 2,390.27 is: 3,298.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.77 : 5,615.10 = 2,390.27 : x
  2. Step 2: Convert to fraction form
    4,068.77/5,615.10 = 2,390.27/x
  3. Step 3: Cross multiply
    4,068.77x = 5,615.10 × 2,390.27
  4. Step 4: Simplify right side
    4,068.77x = 13,421,577.00
  5. Step 5: Solve for x
    x = 13,421,577.00/4,068.77
  6. Step 6: Final answer
    x = 3,298.69

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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.