Home / 10,656.08-15,974.80-4,412.16

Finding the Fourth Proportional to 10,656.08, 15,974.80 and 4,412.16

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Solution

The fourth proportional to 10,656.08, 15,974.80 and 4,412.16 is: 6,614.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.08 : 15,974.80 = 4,412.16 : x
  2. Step 2: Convert to fraction form
    10,656.08/15,974.80 = 4,412.16/x
  3. Step 3: Cross multiply
    10,656.08x = 15,974.80 × 4,412.16
  4. Step 4: Simplify right side
    10,656.08x = 70,483,373.57
  5. Step 5: Solve for x
    x = 70,483,373.57/10,656.08
  6. Step 6: Final answer
    x = 6,614.38

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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.