Home / 4,607.40-6,905.63-2,655.57

Finding the Fourth Proportional to 4,607.40, 6,905.63 and 2,655.57

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Solution

The fourth proportional to 4,607.40, 6,905.63 and 2,655.57 is: 3,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.40 : 6,905.63 = 2,655.57 : x
  2. Step 2: Convert to fraction form
    4,607.40/6,905.63 = 2,655.57/x
  3. Step 3: Cross multiply
    4,607.40x = 6,905.63 × 2,655.57
  4. Step 4: Simplify right side
    4,607.40x = 18,338,383.86
  5. Step 5: Solve for x
    x = 18,338,383.86/4,607.40
  6. Step 6: Final answer
    x = 3,980.20

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1.5x scale

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.