Home / 4,342.40-6,509.73-1,568.45

Finding the Fourth Proportional to 4,342.40, 6,509.73 and 1,568.45

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Solution

The fourth proportional to 4,342.40, 6,509.73 and 1,568.45 is: 2,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.40 : 6,509.73 = 1,568.45 : x
  2. Step 2: Convert to fraction form
    4,342.40/6,509.73 = 1,568.45/x
  3. Step 3: Cross multiply
    4,342.40x = 6,509.73 × 1,568.45
  4. Step 4: Simplify right side
    4,342.40x = 10,210,186.02
  5. Step 5: Solve for x
    x = 10,210,186.02/4,342.40
  6. Step 6: Final answer
    x = 2,351.28

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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.