Home / 7,313.40-10,970.10-4,548.60

Finding the Fourth Proportional to 7,313.40, 10,970.10 and 4,548.60

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Solution

The fourth proportional to 7,313.40, 10,970.10 and 4,548.60 is: 6,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.40 : 10,970.10 = 4,548.60 : x
  2. Step 2: Convert to fraction form
    7,313.40/10,970.10 = 4,548.60/x
  3. Step 3: Cross multiply
    7,313.40x = 10,970.10 × 4,548.60
  4. Step 4: Simplify right side
    7,313.40x = 49,898,596.86
  5. Step 5: Solve for x
    x = 49,898,596.86/7,313.40
  6. Step 6: Final answer
    x = 6,822.90

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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.