Home / 4,312.36-6,470.22-1,715.56

Finding the Fourth Proportional to 4,312.36, 6,470.22 and 1,715.56

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Solution

The fourth proportional to 4,312.36, 6,470.22 and 1,715.56 is: 2,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.36 : 6,470.22 = 1,715.56 : x
  2. Step 2: Convert to fraction form
    4,312.36/6,470.22 = 1,715.56/x
  3. Step 3: Cross multiply
    4,312.36x = 6,470.22 × 1,715.56
  4. Step 4: Simplify right side
    4,312.36x = 11,100,050.62
  5. Step 5: Solve for x
    x = 11,100,050.62/4,312.36
  6. Step 6: Final answer
    x = 2,574.01

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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.