Home / 5,875.74-8,106.48-3,518.64

Finding the Fourth Proportional to 5,875.74, 8,106.48 and 3,518.64

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Solution

The fourth proportional to 5,875.74, 8,106.48 and 3,518.64 is: 4,854.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.74 : 8,106.48 = 3,518.64 : x
  2. Step 2: Convert to fraction form
    5,875.74/8,106.48 = 3,518.64/x
  3. Step 3: Cross multiply
    5,875.74x = 8,106.48 × 3,518.64
  4. Step 4: Simplify right side
    5,875.74x = 28,523,784.79
  5. Step 5: Solve for x
    x = 28,523,784.79/5,875.74
  6. Step 6: Final answer
    x = 4,854.50

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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.