Home / 9,320.91-13,985.88-4,641.33

Finding the Fourth Proportional to 9,320.91, 13,985.88 and 4,641.33

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Solution

The fourth proportional to 9,320.91, 13,985.88 and 4,641.33 is: 6,964.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.91 : 13,985.88 = 4,641.33 : x
  2. Step 2: Convert to fraction form
    9,320.91/13,985.88 = 4,641.33/x
  3. Step 3: Cross multiply
    9,320.91x = 13,985.88 × 4,641.33
  4. Step 4: Simplify right side
    9,320.91x = 64,913,084.42
  5. Step 5: Solve for x
    x = 64,913,084.42/9,320.91
  6. Step 6: Final answer
    x = 6,964.24

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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.