Home / 8,445.08-11,653.98-4,908.89

Finding the Fourth Proportional to 8,445.08, 11,653.98 and 4,908.89

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Solution

The fourth proportional to 8,445.08, 11,653.98 and 4,908.89 is: 6,774.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.08 : 11,653.98 = 4,908.89 : x
  2. Step 2: Convert to fraction form
    8,445.08/11,653.98 = 4,908.89/x
  3. Step 3: Cross multiply
    8,445.08x = 11,653.98 × 4,908.89
  4. Step 4: Simplify right side
    8,445.08x = 57,208,047.61
  5. Step 5: Solve for x
    x = 57,208,047.61/8,445.08
  6. Step 6: Final answer
    x = 6,774.13

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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.