Home / 4,307.09-6,459.44-1,186.34

Finding the Fourth Proportional to 4,307.09, 6,459.44 and 1,186.34

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Solution

The fourth proportional to 4,307.09, 6,459.44 and 1,186.34 is: 1,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.09 : 6,459.44 = 1,186.34 : x
  2. Step 2: Convert to fraction form
    4,307.09/6,459.44 = 1,186.34/x
  3. Step 3: Cross multiply
    4,307.09x = 6,459.44 × 1,186.34
  4. Step 4: Simplify right side
    4,307.09x = 7,663,053.82
  5. Step 5: Solve for x
    x = 7,663,053.82/4,307.09
  6. Step 6: Final answer
    x = 1,779.17

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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.