Home / 5,730.96-7,911.36-4,053.72

Finding the Fourth Proportional to 5,730.96, 7,911.36 and 4,053.72

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Solution

The fourth proportional to 5,730.96, 7,911.36 and 4,053.72 is: 5,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.96 : 7,911.36 = 4,053.72 : x
  2. Step 2: Convert to fraction form
    5,730.96/7,911.36 = 4,053.72/x
  3. Step 3: Cross multiply
    5,730.96x = 7,911.36 × 4,053.72
  4. Step 4: Simplify right side
    5,730.96x = 32,070,438.26
  5. Step 5: Solve for x
    x = 32,070,438.26/5,730.96
  6. Step 6: Final answer
    x = 5,596.00

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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.