Home / 6,972.60-10,459.80-3,464.40

Finding the Fourth Proportional to 6,972.60, 10,459.80 and 3,464.40

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Solution

The fourth proportional to 6,972.60, 10,459.80 and 3,464.40 is: 5,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.60 : 10,459.80 = 3,464.40 : x
  2. Step 2: Convert to fraction form
    6,972.60/10,459.80 = 3,464.40/x
  3. Step 3: Cross multiply
    6,972.60x = 10,459.80 × 3,464.40
  4. Step 4: Simplify right side
    6,972.60x = 36,236,931.12
  5. Step 5: Solve for x
    x = 36,236,931.12/6,972.60
  6. Step 6: Final answer
    x = 5,197.05

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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.