Home / 9,821.52-13,547.88-6,283.44

Finding the Fourth Proportional to 9,821.52, 13,547.88 and 6,283.44

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Solution

The fourth proportional to 9,821.52, 13,547.88 and 6,283.44 is: 8,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.52 : 13,547.88 = 6,283.44 : x
  2. Step 2: Convert to fraction form
    9,821.52/13,547.88 = 6,283.44/x
  3. Step 3: Cross multiply
    9,821.52x = 13,547.88 × 6,283.44
  4. Step 4: Simplify right side
    9,821.52x = 85,127,291.11
  5. Step 5: Solve for x
    x = 85,127,291.11/9,821.52
  6. Step 6: Final answer
    x = 8,667.43

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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.