Home / 3,459.03-4,771.65-2,340.35

Finding the Fourth Proportional to 3,459.03, 4,771.65 and 2,340.35

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Solution

The fourth proportional to 3,459.03, 4,771.65 and 2,340.35 is: 3,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.03 : 4,771.65 = 2,340.35 : x
  2. Step 2: Convert to fraction form
    3,459.03/4,771.65 = 2,340.35/x
  3. Step 3: Cross multiply
    3,459.03x = 4,771.65 × 2,340.35
  4. Step 4: Simplify right side
    3,459.03x = 11,167,307.22
  5. Step 5: Solve for x
    x = 11,167,307.22/3,459.03
  6. Step 6: Final answer
    x = 3,228.45

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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.