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Finding the Fourth Proportional to 7,053.99, 9,734.96 and 4,070.02

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Solution

The fourth proportional to 7,053.99, 9,734.96 and 4,070.02 is: 5,616.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053.99 : 9,734.96 = 4,070.02 : x
  2. Step 2: Convert to fraction form
    7,053.99/9,734.96 = 4,070.02/x
  3. Step 3: Cross multiply
    7,053.99x = 9,734.96 × 4,070.02
  4. Step 4: Simplify right side
    7,053.99x = 39,621,501.92
  5. Step 5: Solve for x
    x = 39,621,501.92/7,053.99
  6. Step 6: Final answer
    x = 5,616.90

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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.