Home / 8,332.76-11,479.70-5,810.28

Finding the Fourth Proportional to 8,332.76, 11,479.70 and 5,810.28

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Solution

The fourth proportional to 8,332.76, 11,479.70 and 5,810.28 is: 8,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.76 : 11,479.70 = 5,810.28 : x
  2. Step 2: Convert to fraction form
    8,332.76/11,479.70 = 5,810.28/x
  3. Step 3: Cross multiply
    8,332.76x = 11,479.70 × 5,810.28
  4. Step 4: Simplify right side
    8,332.76x = 66,700,271.32
  5. Step 5: Solve for x
    x = 66,700,271.32/8,332.76
  6. Step 6: Final answer
    x = 8,004.58

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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.