Home / 10,590.30-14,617.35-6,816.06

Finding the Fourth Proportional to 10,590.30, 14,617.35 and 6,816.06

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Solution

The fourth proportional to 10,590.30, 14,617.35 and 6,816.06 is: 9,407.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.30 : 14,617.35 = 6,816.06 : x
  2. Step 2: Convert to fraction form
    10,590.30/14,617.35 = 6,816.06/x
  3. Step 3: Cross multiply
    10,590.30x = 14,617.35 × 6,816.06
  4. Step 4: Simplify right side
    10,590.30x = 99,632,734.64
  5. Step 5: Solve for x
    x = 99,632,734.64/10,590.30
  6. Step 6: Final answer
    x = 9,407.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.