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Finding the Fourth Proportional to 7,035.04, 9,709.53 and 4,050.31

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Solution

The fourth proportional to 7,035.04, 9,709.53 and 4,050.31 is: 5,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.04 : 9,709.53 = 4,050.31 : x
  2. Step 2: Convert to fraction form
    7,035.04/9,709.53 = 4,050.31/x
  3. Step 3: Cross multiply
    7,035.04x = 9,709.53 × 4,050.31
  4. Step 4: Simplify right side
    7,035.04x = 39,326,606.45
  5. Step 5: Solve for x
    x = 39,326,606.45/7,035.04
  6. Step 6: Final answer
    x = 5,590.10

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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.