Home / 8,387.07-11,574.45-4,802.67

Finding the Fourth Proportional to 8,387.07, 11,574.45 and 4,802.67

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Solution

The fourth proportional to 8,387.07, 11,574.45 and 4,802.67 is: 6,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.07 : 11,574.45 = 4,802.67 : x
  2. Step 2: Convert to fraction form
    8,387.07/11,574.45 = 4,802.67/x
  3. Step 3: Cross multiply
    8,387.07x = 11,574.45 × 4,802.67
  4. Step 4: Simplify right side
    8,387.07x = 55,588,263.78
  5. Step 5: Solve for x
    x = 55,588,263.78/8,387.07
  6. Step 6: Final answer
    x = 6,627.85

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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.