Home / 9,390.64-14,065.49-4,702.47

Finding the Fourth Proportional to 9,390.64, 14,065.49 and 4,702.47

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Solution

The fourth proportional to 9,390.64, 14,065.49 and 4,702.47 is: 7,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390.64 : 14,065.49 = 4,702.47 : x
  2. Step 2: Convert to fraction form
    9,390.64/14,065.49 = 4,702.47/x
  3. Step 3: Cross multiply
    9,390.64x = 14,065.49 × 4,702.47
  4. Step 4: Simplify right side
    9,390.64x = 66,142,530.07
  5. Step 5: Solve for x
    x = 66,142,530.07/9,390.64
  6. Step 6: Final answer
    x = 7,043.45

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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.