Home / 7,738.07-11,595.76-4,807.49

Finding the Fourth Proportional to 7,738.07, 11,595.76 and 4,807.49

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Solution

The fourth proportional to 7,738.07, 11,595.76 and 4,807.49 is: 7,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.07 : 11,595.76 = 4,807.49 : x
  2. Step 2: Convert to fraction form
    7,738.07/11,595.76 = 4,807.49/x
  3. Step 3: Cross multiply
    7,738.07x = 11,595.76 × 4,807.49
  4. Step 4: Simplify right side
    7,738.07x = 55,746,430.24
  5. Step 5: Solve for x
    x = 55,746,430.24/7,738.07
  6. Step 6: Final answer
    x = 7,204.18

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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.