Home / 4,306.07-6,459.14-1,186.40

Finding the Fourth Proportional to 4,306.07, 6,459.14 and 1,186.40

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Solution

The fourth proportional to 4,306.07, 6,459.14 and 1,186.40 is: 1,779.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,306.07 : 6,459.14 = 1,186.40 : x
  2. Step 2: Convert to fraction form
    4,306.07/6,459.14 = 1,186.40/x
  3. Step 3: Cross multiply
    4,306.07x = 6,459.14 × 1,186.40
  4. Step 4: Simplify right side
    4,306.07x = 7,663,142.81
  5. Step 5: Solve for x
    x = 7,663,142.81/4,306.07
  6. Step 6: Final answer
    x = 1,779.61

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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.