Home / 7,623.90-10,512.18-5,598.12

Finding the Fourth Proportional to 7,623.90, 10,512.18 and 5,598.12

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Solution

The fourth proportional to 7,623.90, 10,512.18 and 5,598.12 is: 7,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.90 : 10,512.18 = 5,598.12 : x
  2. Step 2: Convert to fraction form
    7,623.90/10,512.18 = 5,598.12/x
  3. Step 3: Cross multiply
    7,623.90x = 10,512.18 × 5,598.12
  4. Step 4: Simplify right side
    7,623.90x = 58,848,445.10
  5. Step 5: Solve for x
    x = 58,848,445.10/7,623.90
  6. Step 6: Final answer
    x = 7,718.94

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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.