Home / 6,621.28-9,971.54-6,030.80

Finding the Fourth Proportional to 6,621.28, 9,971.54 and 6,030.80

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Solution

The fourth proportional to 6,621.28, 9,971.54 and 6,030.80 is: 9,082.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.28 : 9,971.54 = 6,030.80 : x
  2. Step 2: Convert to fraction form
    6,621.28/9,971.54 = 6,030.80/x
  3. Step 3: Cross multiply
    6,621.28x = 9,971.54 × 6,030.80
  4. Step 4: Simplify right side
    6,621.28x = 60,136,363.43
  5. Step 5: Solve for x
    x = 60,136,363.43/6,621.28
  6. Step 6: Final answer
    x = 9,082.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.