Home / 9,478.04-14,219.14-2,904.72

Finding the Fourth Proportional to 9,478.04, 14,219.14 and 2,904.72

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Solution

The fourth proportional to 9,478.04, 14,219.14 and 2,904.72 is: 4,357.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478.04 : 14,219.14 = 2,904.72 : x
  2. Step 2: Convert to fraction form
    9,478.04/14,219.14 = 2,904.72/x
  3. Step 3: Cross multiply
    9,478.04x = 14,219.14 × 2,904.72
  4. Step 4: Simplify right side
    9,478.04x = 41,302,620.34
  5. Step 5: Solve for x
    x = 41,302,620.34/9,478.04
  6. Step 6: Final answer
    x = 4,357.72

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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.