Home / 10,559.16-14,566.77-6,781.32

Finding the Fourth Proportional to 10,559.16, 14,566.77 and 6,781.32

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Solution

The fourth proportional to 10,559.16, 14,566.77 and 6,781.32 is: 9,355.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.16 : 14,566.77 = 6,781.32 : x
  2. Step 2: Convert to fraction form
    10,559.16/14,566.77 = 6,781.32/x
  3. Step 3: Cross multiply
    10,559.16x = 14,566.77 × 6,781.32
  4. Step 4: Simplify right side
    10,559.16x = 98,781,928.74
  5. Step 5: Solve for x
    x = 98,781,928.74/10,559.16
  6. Step 6: Final answer
    x = 9,355.09

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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.