Home / 7,011.48-10,523.28-4,085.76

Finding the Fourth Proportional to 7,011.48, 10,523.28 and 4,085.76

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Solution

The fourth proportional to 7,011.48, 10,523.28 and 4,085.76 is: 6,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.48 : 10,523.28 = 4,085.76 : x
  2. Step 2: Convert to fraction form
    7,011.48/10,523.28 = 4,085.76/x
  3. Step 3: Cross multiply
    7,011.48x = 10,523.28 × 4,085.76
  4. Step 4: Simplify right side
    7,011.48x = 42,995,596.49
  5. Step 5: Solve for x
    x = 42,995,596.49/7,011.48
  6. Step 6: Final answer
    x = 6,132.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.