Home / 11,475.08-15,829.75-7,498.52

Finding the Fourth Proportional to 11,475.08, 15,829.75 and 7,498.52

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Solution

The fourth proportional to 11,475.08, 15,829.75 and 7,498.52 is: 10,344.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.08 : 15,829.75 = 7,498.52 : x
  2. Step 2: Convert to fraction form
    11,475.08/15,829.75 = 7,498.52/x
  3. Step 3: Cross multiply
    11,475.08x = 15,829.75 × 7,498.52
  4. Step 4: Simplify right side
    11,475.08x = 118,699,599.07
  5. Step 5: Solve for x
    x = 118,699,599.07/11,475.08
  6. Step 6: Final answer
    x = 10,344.12

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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.