Home / 7,328.13-10,114.29-4,971.03

Finding the Fourth Proportional to 7,328.13, 10,114.29 and 4,971.03

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Solution

The fourth proportional to 7,328.13, 10,114.29 and 4,971.03 is: 6,861.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.13 : 10,114.29 = 4,971.03 : x
  2. Step 2: Convert to fraction form
    7,328.13/10,114.29 = 4,971.03/x
  3. Step 3: Cross multiply
    7,328.13x = 10,114.29 × 4,971.03
  4. Step 4: Simplify right side
    7,328.13x = 50,278,439.02
  5. Step 5: Solve for x
    x = 50,278,439.02/7,328.13
  6. Step 6: Final answer
    x = 6,861.02

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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.