Home / 9,385.79-14,083.46-4,455.47

Finding the Fourth Proportional to 9,385.79, 14,083.46 and 4,455.47

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Solution

The fourth proportional to 9,385.79, 14,083.46 and 4,455.47 is: 6,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.79 : 14,083.46 = 4,455.47 : x
  2. Step 2: Convert to fraction form
    9,385.79/14,083.46 = 4,455.47/x
  3. Step 3: Cross multiply
    9,385.79x = 14,083.46 × 4,455.47
  4. Step 4: Simplify right side
    9,385.79x = 62,748,463.17
  5. Step 5: Solve for x
    x = 62,748,463.17/9,385.79
  6. Step 6: Final answer
    x = 6,685.48

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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.