Home / 6,459.04-9,688.56-2,076.58

Finding the Fourth Proportional to 6,459.04, 9,688.56 and 2,076.58

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Solution

The fourth proportional to 6,459.04, 9,688.56 and 2,076.58 is: 3,114.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.04 : 9,688.56 = 2,076.58 : x
  2. Step 2: Convert to fraction form
    6,459.04/9,688.56 = 2,076.58/x
  3. Step 3: Cross multiply
    6,459.04x = 9,688.56 × 2,076.58
  4. Step 4: Simplify right side
    6,459.04x = 20,119,069.92
  5. Step 5: Solve for x
    x = 20,119,069.92/6,459.04
  6. Step 6: Final answer
    x = 3,114.87

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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.