Home / 8,526.93-12,784.60-2,977.24

Finding the Fourth Proportional to 8,526.93, 12,784.60 and 2,977.24

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Solution

The fourth proportional to 8,526.93, 12,784.60 and 2,977.24 is: 4,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.93 : 12,784.60 = 2,977.24 : x
  2. Step 2: Convert to fraction form
    8,526.93/12,784.60 = 2,977.24/x
  3. Step 3: Cross multiply
    8,526.93x = 12,784.60 × 2,977.24
  4. Step 4: Simplify right side
    8,526.93x = 38,062,822.50
  5. Step 5: Solve for x
    x = 38,062,822.50/8,526.93
  6. Step 6: Final answer
    x = 4,463.84

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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.