Home / 7,664.34-10,576.35-4,307.28

Finding the Fourth Proportional to 7,664.34, 10,576.35 and 4,307.28

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Solution

The fourth proportional to 7,664.34, 10,576.35 and 4,307.28 is: 5,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.34 : 10,576.35 = 4,307.28 : x
  2. Step 2: Convert to fraction form
    7,664.34/10,576.35 = 4,307.28/x
  3. Step 3: Cross multiply
    7,664.34x = 10,576.35 × 4,307.28
  4. Step 4: Simplify right side
    7,664.34x = 45,555,300.83
  5. Step 5: Solve for x
    x = 45,555,300.83/7,664.34
  6. Step 6: Final answer
    x = 5,943.80

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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.