Home / 4,747.49-6,547.28-3,953.44

Finding the Fourth Proportional to 4,747.49, 6,547.28 and 3,953.44

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Solution

The fourth proportional to 4,747.49, 6,547.28 and 3,953.44 is: 5,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.49 : 6,547.28 = 3,953.44 : x
  2. Step 2: Convert to fraction form
    4,747.49/6,547.28 = 3,953.44/x
  3. Step 3: Cross multiply
    4,747.49x = 6,547.28 × 3,953.44
  4. Step 4: Simplify right side
    4,747.49x = 25,884,268.76
  5. Step 5: Solve for x
    x = 25,884,268.76/4,747.49
  6. Step 6: Final answer
    x = 5,452.20

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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.