Home / 7,035.72-9,710.28-4,051.47

Finding the Fourth Proportional to 7,035.72, 9,710.28 and 4,051.47

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Solution

The fourth proportional to 7,035.72, 9,710.28 and 4,051.47 is: 5,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.72 : 9,710.28 = 4,051.47 : x
  2. Step 2: Convert to fraction form
    7,035.72/9,710.28 = 4,051.47/x
  3. Step 3: Cross multiply
    7,035.72x = 9,710.28 × 4,051.47
  4. Step 4: Simplify right side
    7,035.72x = 39,340,908.11
  5. Step 5: Solve for x
    x = 39,340,908.11/7,035.72
  6. Step 6: Final answer
    x = 5,591.60

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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.