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Finding the Fourth Proportional to 2,350.94, 3,526.99 and 707.45

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Solution

The fourth proportional to 2,350.94, 3,526.99 and 707.45 is: 1,061.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.94 : 3,526.99 = 707.45 : x
  2. Step 2: Convert to fraction form
    2,350.94/3,526.99 = 707.45/x
  3. Step 3: Cross multiply
    2,350.94x = 3,526.99 × 707.45
  4. Step 4: Simplify right side
    2,350.94x = 2,495,149.67
  5. Step 5: Solve for x
    x = 2,495,149.67/2,350.94
  6. Step 6: Final answer
    x = 1,061.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.