Home / 10,271.24-15,409.95-4,345.08

Finding the Fourth Proportional to 10,271.24, 15,409.95 and 4,345.08

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Solution

The fourth proportional to 10,271.24, 15,409.95 and 4,345.08 is: 6,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.24 : 15,409.95 = 4,345.08 : x
  2. Step 2: Convert to fraction form
    10,271.24/15,409.95 = 4,345.08/x
  3. Step 3: Cross multiply
    10,271.24x = 15,409.95 × 4,345.08
  4. Step 4: Simplify right side
    10,271.24x = 66,957,388.50
  5. Step 5: Solve for x
    x = 66,957,388.50/10,271.24
  6. Step 6: Final answer
    x = 6,518.92

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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.