Home / 8,985.74-13,475.10-3,437.24

Finding the Fourth Proportional to 8,985.74, 13,475.10 and 3,437.24

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Solution

The fourth proportional to 8,985.74, 13,475.10 and 3,437.24 is: 5,154.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.74 : 13,475.10 = 3,437.24 : x
  2. Step 2: Convert to fraction form
    8,985.74/13,475.10 = 3,437.24/x
  3. Step 3: Cross multiply
    8,985.74x = 13,475.10 × 3,437.24
  4. Step 4: Simplify right side
    8,985.74x = 46,317,152.72
  5. Step 5: Solve for x
    x = 46,317,152.72/8,985.74
  6. Step 6: Final answer
    x = 5,154.52

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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.