Home / 7,209.03-9,946.76-4,376.30

Finding the Fourth Proportional to 7,209.03, 9,946.76 and 4,376.30

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Solution

The fourth proportional to 7,209.03, 9,946.76 and 4,376.30 is: 6,038.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209.03 : 9,946.76 = 4,376.30 : x
  2. Step 2: Convert to fraction form
    7,209.03/9,946.76 = 4,376.30/x
  3. Step 3: Cross multiply
    7,209.03x = 9,946.76 × 4,376.30
  4. Step 4: Simplify right side
    7,209.03x = 43,530,008.77
  5. Step 5: Solve for x
    x = 43,530,008.77/7,209.03
  6. Step 6: Final answer
    x = 6,038.26

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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.