Home / 9,344.48-12,895.40-5,987.30

Finding the Fourth Proportional to 9,344.48, 12,895.40 and 5,987.30

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Solution

The fourth proportional to 9,344.48, 12,895.40 and 5,987.30 is: 8,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344.48 : 12,895.40 = 5,987.30 : x
  2. Step 2: Convert to fraction form
    9,344.48/12,895.40 = 5,987.30/x
  3. Step 3: Cross multiply
    9,344.48x = 12,895.40 × 5,987.30
  4. Step 4: Simplify right side
    9,344.48x = 77,208,598.48
  5. Step 5: Solve for x
    x = 77,208,598.48/9,344.48
  6. Step 6: Final answer
    x = 8,262.48

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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.