Home / 5,001.60-6,901.72-2,905.52

Finding the Fourth Proportional to 5,001.60, 6,901.72 and 2,905.52

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Solution

The fourth proportional to 5,001.60, 6,901.72 and 2,905.52 is: 4,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.60 : 6,901.72 = 2,905.52 : x
  2. Step 2: Convert to fraction form
    5,001.60/6,901.72 = 2,905.52/x
  3. Step 3: Cross multiply
    5,001.60x = 6,901.72 × 2,905.52
  4. Step 4: Simplify right side
    5,001.60x = 20,053,085.49
  5. Step 5: Solve for x
    x = 20,053,085.49/5,001.60
  6. Step 6: Final answer
    x = 4,009.33

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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.