Home / 8,373.61-12,556.45-4,864.74

Finding the Fourth Proportional to 8,373.61, 12,556.45 and 4,864.74

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Solution

The fourth proportional to 8,373.61, 12,556.45 and 4,864.74 is: 7,294.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.61 : 12,556.45 = 4,864.74 : x
  2. Step 2: Convert to fraction form
    8,373.61/12,556.45 = 4,864.74/x
  3. Step 3: Cross multiply
    8,373.61x = 12,556.45 × 4,864.74
  4. Step 4: Simplify right side
    8,373.61x = 61,083,864.57
  5. Step 5: Solve for x
    x = 61,083,864.57/8,373.61
  6. Step 6: Final answer
    x = 7,294.81

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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.