Home / 5,587.81-8,385.24-3,124.24

Finding the Fourth Proportional to 5,587.81, 8,385.24 and 3,124.24

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Solution

The fourth proportional to 5,587.81, 8,385.24 and 3,124.24 is: 4,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.81 : 8,385.24 = 3,124.24 : x
  2. Step 2: Convert to fraction form
    5,587.81/8,385.24 = 3,124.24/x
  3. Step 3: Cross multiply
    5,587.81x = 8,385.24 × 3,124.24
  4. Step 4: Simplify right side
    5,587.81x = 26,197,502.22
  5. Step 5: Solve for x
    x = 26,197,502.22/5,587.81
  6. Step 6: Final answer
    x = 4,688.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.