Home / 9,830.94-13,565.67-5,851.28

Finding the Fourth Proportional to 9,830.94, 13,565.67 and 5,851.28

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Solution

The fourth proportional to 9,830.94, 13,565.67 and 5,851.28 is: 8,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830.94 : 13,565.67 = 5,851.28 : x
  2. Step 2: Convert to fraction form
    9,830.94/13,565.67 = 5,851.28/x
  3. Step 3: Cross multiply
    9,830.94x = 13,565.67 × 5,851.28
  4. Step 4: Simplify right side
    9,830.94x = 79,376,465.73
  5. Step 5: Solve for x
    x = 79,376,465.73/9,830.94
  6. Step 6: Final answer
    x = 8,074.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.