Home / 8,807.45-12,154.28-4,828.93

Finding the Fourth Proportional to 8,807.45, 12,154.28 and 4,828.93

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Solution

The fourth proportional to 8,807.45, 12,154.28 and 4,828.93 is: 6,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.45 : 12,154.28 = 4,828.93 : x
  2. Step 2: Convert to fraction form
    8,807.45/12,154.28 = 4,828.93/x
  3. Step 3: Cross multiply
    8,807.45x = 12,154.28 × 4,828.93
  4. Step 4: Simplify right side
    8,807.45x = 58,692,112.79
  5. Step 5: Solve for x
    x = 58,692,112.79/8,807.45
  6. Step 6: Final answer
    x = 6,663.92

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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.