Home / 7,680.48-10,595.28-4,851.36

Finding the Fourth Proportional to 7,680.48, 10,595.28 and 4,851.36

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Solution

The fourth proportional to 7,680.48, 10,595.28 and 4,851.36 is: 6,692.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.48 : 10,595.28 = 4,851.36 : x
  2. Step 2: Convert to fraction form
    7,680.48/10,595.28 = 4,851.36/x
  3. Step 3: Cross multiply
    7,680.48x = 10,595.28 × 4,851.36
  4. Step 4: Simplify right side
    7,680.48x = 51,401,517.58
  5. Step 5: Solve for x
    x = 51,401,517.58/7,680.48
  6. Step 6: Final answer
    x = 6,692.49

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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.