Home / 7,307.28-10,085.04-4,476.33

Finding the Fourth Proportional to 7,307.28, 10,085.04 and 4,476.33

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Solution

The fourth proportional to 7,307.28, 10,085.04 and 4,476.33 is: 6,177.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.28 : 10,085.04 = 4,476.33 : x
  2. Step 2: Convert to fraction form
    7,307.28/10,085.04 = 4,476.33/x
  3. Step 3: Cross multiply
    7,307.28x = 10,085.04 × 4,476.33
  4. Step 4: Simplify right side
    7,307.28x = 45,143,967.10
  5. Step 5: Solve for x
    x = 45,143,967.10/7,307.28
  6. Step 6: Final answer
    x = 6,177.94

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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.