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Finding the Fourth Proportional to 2,465.36, 3,697.48 and 710.36

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Solution

The fourth proportional to 2,465.36, 3,697.48 and 710.36 is: 1,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.36 : 3,697.48 = 710.36 : x
  2. Step 2: Convert to fraction form
    2,465.36/3,697.48 = 710.36/x
  3. Step 3: Cross multiply
    2,465.36x = 3,697.48 × 710.36
  4. Step 4: Simplify right side
    2,465.36x = 2,626,541.89
  5. Step 5: Solve for x
    x = 2,626,541.89/2,465.36
  6. Step 6: Final answer
    x = 1,065.38

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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.