Home / 8,307.79-12,459.56-2,463.03

Finding the Fourth Proportional to 8,307.79, 12,459.56 and 2,463.03

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Solution

The fourth proportional to 8,307.79, 12,459.56 and 2,463.03 is: 3,693.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.79 : 12,459.56 = 2,463.03 : x
  2. Step 2: Convert to fraction form
    8,307.79/12,459.56 = 2,463.03/x
  3. Step 3: Cross multiply
    8,307.79x = 12,459.56 × 2,463.03
  4. Step 4: Simplify right side
    8,307.79x = 30,688,270.07
  5. Step 5: Solve for x
    x = 30,688,270.07/8,307.79
  6. Step 6: Final answer
    x = 3,693.91

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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.