Home / 10,347.95-15,525.68-6,394.60

Finding the Fourth Proportional to 10,347.95, 15,525.68 and 6,394.60

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Solution

The fourth proportional to 10,347.95, 15,525.68 and 6,394.60 is: 9,594.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347.95 : 15,525.68 = 6,394.60 : x
  2. Step 2: Convert to fraction form
    10,347.95/15,525.68 = 6,394.60/x
  3. Step 3: Cross multiply
    10,347.95x = 15,525.68 × 6,394.60
  4. Step 4: Simplify right side
    10,347.95x = 99,280,513.33
  5. Step 5: Solve for x
    x = 99,280,513.33/10,347.95
  6. Step 6: Final answer
    x = 9,594.22

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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.