Home / 5,587.79-7,710.30-3,349.17

Finding the Fourth Proportional to 5,587.79, 7,710.30 and 3,349.17

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Solution

The fourth proportional to 5,587.79, 7,710.30 and 3,349.17 is: 4,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.79 : 7,710.30 = 3,349.17 : x
  2. Step 2: Convert to fraction form
    5,587.79/7,710.30 = 3,349.17/x
  3. Step 3: Cross multiply
    5,587.79x = 7,710.30 × 3,349.17
  4. Step 4: Simplify right side
    5,587.79x = 25,823,105.45
  5. Step 5: Solve for x
    x = 25,823,105.45/5,587.79
  6. Step 6: Final answer
    x = 4,621.35

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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.