Home / 10,558.02-14,556.84-6,774.51

Finding the Fourth Proportional to 10,558.02, 14,556.84 and 6,774.51

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Solution

The fourth proportional to 10,558.02, 14,556.84 and 6,774.51 is: 9,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.02 : 14,556.84 = 6,774.51 : x
  2. Step 2: Convert to fraction form
    10,558.02/14,556.84 = 6,774.51/x
  3. Step 3: Cross multiply
    10,558.02x = 14,556.84 × 6,774.51
  4. Step 4: Simplify right side
    10,558.02x = 98,615,424.28
  5. Step 5: Solve for x
    x = 98,615,424.28/10,558.02
  6. Step 6: Final answer
    x = 9,340.33

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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.