Home / 10,570.36-15,856.28-4,245.24

Finding the Fourth Proportional to 10,570.36, 15,856.28 and 4,245.24

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Solution

The fourth proportional to 10,570.36, 15,856.28 and 4,245.24 is: 6,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,570.36 : 15,856.28 = 4,245.24 : x
  2. Step 2: Convert to fraction form
    10,570.36/15,856.28 = 4,245.24/x
  3. Step 3: Cross multiply
    10,570.36x = 15,856.28 × 4,245.24
  4. Step 4: Simplify right side
    10,570.36x = 67,313,724.72
  5. Step 5: Solve for x
    x = 67,313,724.72/10,570.36
  6. Step 6: Final answer
    x = 6,368.16

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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.