Home / 9,971.48-13,757.34-6,437.04

Finding the Fourth Proportional to 9,971.48, 13,757.34 and 6,437.04

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Solution

The fourth proportional to 9,971.48, 13,757.34 and 6,437.04 is: 8,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.48 : 13,757.34 = 6,437.04 : x
  2. Step 2: Convert to fraction form
    9,971.48/13,757.34 = 6,437.04/x
  3. Step 3: Cross multiply
    9,971.48x = 13,757.34 × 6,437.04
  4. Step 4: Simplify right side
    9,971.48x = 88,556,547.87
  5. Step 5: Solve for x
    x = 88,556,547.87/9,971.48
  6. Step 6: Final answer
    x = 8,880.98

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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.