Home / 4,140.18-5,708.41-3,607.10

Finding the Fourth Proportional to 4,140.18, 5,708.41 and 3,607.10

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Solution

The fourth proportional to 4,140.18, 5,708.41 and 3,607.10 is: 4,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.18 : 5,708.41 = 3,607.10 : x
  2. Step 2: Convert to fraction form
    4,140.18/5,708.41 = 3,607.10/x
  3. Step 3: Cross multiply
    4,140.18x = 5,708.41 × 3,607.10
  4. Step 4: Simplify right side
    4,140.18x = 20,590,805.71
  5. Step 5: Solve for x
    x = 20,590,805.71/4,140.18
  6. Step 6: Final answer
    x = 4,973.41

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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.