Home / 5,587.84-7,705.68-4,406.56

Finding the Fourth Proportional to 5,587.84, 7,705.68 and 4,406.56

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Solution

The fourth proportional to 5,587.84, 7,705.68 and 4,406.56 is: 6,076.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.84 : 7,705.68 = 4,406.56 : x
  2. Step 2: Convert to fraction form
    5,587.84/7,705.68 = 4,406.56/x
  3. Step 3: Cross multiply
    5,587.84x = 7,705.68 × 4,406.56
  4. Step 4: Simplify right side
    5,587.84x = 33,955,541.26
  5. Step 5: Solve for x
    x = 33,955,541.26/5,587.84
  6. Step 6: Final answer
    x = 6,076.68

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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.