Home / 7,002.08-9,663.04-4,312.28

Finding the Fourth Proportional to 7,002.08, 9,663.04 and 4,312.28

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Solution

The fourth proportional to 7,002.08, 9,663.04 and 4,312.28 is: 5,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.08 : 9,663.04 = 4,312.28 : x
  2. Step 2: Convert to fraction form
    7,002.08/9,663.04 = 4,312.28/x
  3. Step 3: Cross multiply
    7,002.08x = 9,663.04 × 4,312.28
  4. Step 4: Simplify right side
    7,002.08x = 41,669,734.13
  5. Step 5: Solve for x
    x = 41,669,734.13/7,002.08
  6. Step 6: Final answer
    x = 5,951.05

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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.