Home / 6,459.13-9,728.59-6,148.09

Finding the Fourth Proportional to 6,459.13, 9,728.59 and 6,148.09

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Solution

The fourth proportional to 6,459.13, 9,728.59 and 6,148.09 is: 9,260.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.13 : 9,728.59 = 6,148.09 : x
  2. Step 2: Convert to fraction form
    6,459.13/9,728.59 = 6,148.09/x
  3. Step 3: Cross multiply
    6,459.13x = 9,728.59 × 6,148.09
  4. Step 4: Simplify right side
    6,459.13x = 59,812,246.89
  5. Step 5: Solve for x
    x = 59,812,246.89/6,459.13
  6. Step 6: Final answer
    x = 9,260.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.