Home / 7,731.70-10,669.05-4,374.46

Finding the Fourth Proportional to 7,731.70, 10,669.05 and 4,374.46

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Solution

The fourth proportional to 7,731.70, 10,669.05 and 4,374.46 is: 6,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.70 : 10,669.05 = 4,374.46 : x
  2. Step 2: Convert to fraction form
    7,731.70/10,669.05 = 4,374.46/x
  3. Step 3: Cross multiply
    7,731.70x = 10,669.05 × 4,374.46
  4. Step 4: Simplify right side
    7,731.70x = 46,671,332.46
  5. Step 5: Solve for x
    x = 46,671,332.46/7,731.70
  6. Step 6: Final answer
    x = 6,036.36

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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.