Home / 7,287.85-10,032.91-6,953.09

Finding the Fourth Proportional to 7,287.85, 10,032.91 and 6,953.09

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Solution

The fourth proportional to 7,287.85, 10,032.91 and 6,953.09 is: 9,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.85 : 10,032.91 = 6,953.09 : x
  2. Step 2: Convert to fraction form
    7,287.85/10,032.91 = 6,953.09/x
  3. Step 3: Cross multiply
    7,287.85x = 10,032.91 × 6,953.09
  4. Step 4: Simplify right side
    7,287.85x = 69,759,726.19
  5. Step 5: Solve for x
    x = 69,759,726.19/7,287.85
  6. Step 6: Final answer
    x = 9,572.06

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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.