Home / 5,015.40-7,523.10-4,687.35

Finding the Fourth Proportional to 5,015.40, 7,523.10 and 4,687.35

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Solution

The fourth proportional to 5,015.40, 7,523.10 and 4,687.35 is: 7,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.40 : 7,523.10 = 4,687.35 : x
  2. Step 2: Convert to fraction form
    5,015.40/7,523.10 = 4,687.35/x
  3. Step 3: Cross multiply
    5,015.40x = 7,523.10 × 4,687.35
  4. Step 4: Simplify right side
    5,015.40x = 35,263,402.79
  5. Step 5: Solve for x
    x = 35,263,402.79/5,015.40
  6. Step 6: Final answer
    x = 7,031.03

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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.