Home / 9,728.64-14,595.36-2,803.04

Finding the Fourth Proportional to 9,728.64, 14,595.36 and 2,803.04

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Solution

The fourth proportional to 9,728.64, 14,595.36 and 2,803.04 is: 4,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.64 : 14,595.36 = 2,803.04 : x
  2. Step 2: Convert to fraction form
    9,728.64/14,595.36 = 2,803.04/x
  3. Step 3: Cross multiply
    9,728.64x = 14,595.36 × 2,803.04
  4. Step 4: Simplify right side
    9,728.64x = 40,911,377.89
  5. Step 5: Solve for x
    x = 40,911,377.89/9,728.64
  6. Step 6: Final answer
    x = 4,205.25

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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.