Home / 9,719.58-13,424.04-6,570.30

Finding the Fourth Proportional to 9,719.58, 13,424.04 and 6,570.30

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Solution

The fourth proportional to 9,719.58, 13,424.04 and 6,570.30 is: 9,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719.58 : 13,424.04 = 6,570.30 : x
  2. Step 2: Convert to fraction form
    9,719.58/13,424.04 = 6,570.30/x
  3. Step 3: Cross multiply
    9,719.58x = 13,424.04 × 6,570.30
  4. Step 4: Simplify right side
    9,719.58x = 88,199,970.01
  5. Step 5: Solve for x
    x = 88,199,970.01/9,719.58
  6. Step 6: Final answer
    x = 9,074.46

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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.