Home / 8,440.01-11,647.16-4,663.16

Finding the Fourth Proportional to 8,440.01, 11,647.16 and 4,663.16

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Solution

The fourth proportional to 8,440.01, 11,647.16 and 4,663.16 is: 6,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.01 : 11,647.16 = 4,663.16 : x
  2. Step 2: Convert to fraction form
    8,440.01/11,647.16 = 4,663.16/x
  3. Step 3: Cross multiply
    8,440.01x = 11,647.16 × 4,663.16
  4. Step 4: Simplify right side
    8,440.01x = 54,312,489.07
  5. Step 5: Solve for x
    x = 54,312,489.07/8,440.01
  6. Step 6: Final answer
    x = 6,435.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.