Home / 7,261.10-10,867.35-6,386.30

Finding the Fourth Proportional to 7,261.10, 10,867.35 and 6,386.30

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Solution

The fourth proportional to 7,261.10, 10,867.35 and 6,386.30 is: 9,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.10 : 10,867.35 = 6,386.30 : x
  2. Step 2: Convert to fraction form
    7,261.10/10,867.35 = 6,386.30/x
  3. Step 3: Cross multiply
    7,261.10x = 10,867.35 × 6,386.30
  4. Step 4: Simplify right side
    7,261.10x = 69,402,157.31
  5. Step 5: Solve for x
    x = 69,402,157.31/7,261.10
  6. Step 6: Final answer
    x = 9,558.08

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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.