Home / 9,134.48-12,597.96-5,596.40

Finding the Fourth Proportional to 9,134.48, 12,597.96 and 5,596.40

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Solution

The fourth proportional to 9,134.48, 12,597.96 and 5,596.40 is: 7,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.48 : 12,597.96 = 5,596.40 : x
  2. Step 2: Convert to fraction form
    9,134.48/12,597.96 = 5,596.40/x
  3. Step 3: Cross multiply
    9,134.48x = 12,597.96 × 5,596.40
  4. Step 4: Simplify right side
    9,134.48x = 70,503,223.34
  5. Step 5: Solve for x
    x = 70,503,223.34/9,134.48
  6. Step 6: Final answer
    x = 7,718.36

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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.