Home / 9,390.60-14,077.40-3,545.64

Finding the Fourth Proportional to 9,390.60, 14,077.40 and 3,545.64

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Solution

The fourth proportional to 9,390.60, 14,077.40 and 3,545.64 is: 5,315.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.60 : 14,077.40 = 3,545.64 : x
  2. Step 2: Convert to fraction form
    9,390.60/14,077.40 = 3,545.64/x
  3. Step 3: Cross multiply
    9,390.60x = 14,077.40 × 3,545.64
  4. Step 4: Simplify right side
    9,390.60x = 49,913,374.81
  5. Step 5: Solve for x
    x = 49,913,374.81/9,390.60
  6. Step 6: Final answer
    x = 5,315.25

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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.