Home / 5,152.48-7,116.64-4,462.40

Finding the Fourth Proportional to 5,152.48, 7,116.64 and 4,462.40

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Solution

The fourth proportional to 5,152.48, 7,116.64 and 4,462.40 is: 6,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.48 : 7,116.64 = 4,462.40 : x
  2. Step 2: Convert to fraction form
    5,152.48/7,116.64 = 4,462.40/x
  3. Step 3: Cross multiply
    5,152.48x = 7,116.64 × 4,462.40
  4. Step 4: Simplify right side
    5,152.48x = 31,757,294.34
  5. Step 5: Solve for x
    x = 31,757,294.34/5,152.48
  6. Step 6: Final answer
    x = 6,163.50

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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.