Home / 8,070.19-11,135.65-4,532.71

Finding the Fourth Proportional to 8,070.19, 11,135.65 and 4,532.71

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Solution

The fourth proportional to 8,070.19, 11,135.65 and 4,532.71 is: 6,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.19 : 11,135.65 = 4,532.71 : x
  2. Step 2: Convert to fraction form
    8,070.19/11,135.65 = 4,532.71/x
  3. Step 3: Cross multiply
    8,070.19x = 11,135.65 × 4,532.71
  4. Step 4: Simplify right side
    8,070.19x = 50,474,672.11
  5. Step 5: Solve for x
    x = 50,474,672.11/8,070.19
  6. Step 6: Final answer
    x = 6,254.46

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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.