Home / 9,295.07-13,918.76-5,130.45

Finding the Fourth Proportional to 9,295.07, 13,918.76 and 5,130.45

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Solution

The fourth proportional to 9,295.07, 13,918.76 and 5,130.45 is: 7,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295.07 : 13,918.76 = 5,130.45 : x
  2. Step 2: Convert to fraction form
    9,295.07/13,918.76 = 5,130.45/x
  3. Step 3: Cross multiply
    9,295.07x = 13,918.76 × 5,130.45
  4. Step 4: Simplify right side
    9,295.07x = 71,409,476.59
  5. Step 5: Solve for x
    x = 71,409,476.59/9,295.07
  6. Step 6: Final answer
    x = 7,682.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.