Home / 8,547.12-11,801.70-6,554.52

Finding the Fourth Proportional to 8,547.12, 11,801.70 and 6,554.52

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Solution

The fourth proportional to 8,547.12, 11,801.70 and 6,554.52 is: 9,050.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547.12 : 11,801.70 = 6,554.52 : x
  2. Step 2: Convert to fraction form
    8,547.12/11,801.70 = 6,554.52/x
  3. Step 3: Cross multiply
    8,547.12x = 11,801.70 × 6,554.52
  4. Step 4: Simplify right side
    8,547.12x = 77,354,478.68
  5. Step 5: Solve for x
    x = 77,354,478.68/8,547.12
  6. Step 6: Final answer
    x = 9,050.36

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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.