Home / 4,672.35-6,447.75-2,547.89

Finding the Fourth Proportional to 4,672.35, 6,447.75 and 2,547.89

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Solution

The fourth proportional to 4,672.35, 6,447.75 and 2,547.89 is: 3,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.35 : 6,447.75 = 2,547.89 : x
  2. Step 2: Convert to fraction form
    4,672.35/6,447.75 = 2,547.89/x
  3. Step 3: Cross multiply
    4,672.35x = 6,447.75 × 2,547.89
  4. Step 4: Simplify right side
    4,672.35x = 16,428,125.51
  5. Step 5: Solve for x
    x = 16,428,125.51/4,672.35
  6. Step 6: Final answer
    x = 3,516.03

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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.