Home / 6,432.08-8,870.33-4,192.84

Finding the Fourth Proportional to 6,432.08, 8,870.33 and 4,192.84

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Solution

The fourth proportional to 6,432.08, 8,870.33 and 4,192.84 is: 5,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.08 : 8,870.33 = 4,192.84 : x
  2. Step 2: Convert to fraction form
    6,432.08/8,870.33 = 4,192.84/x
  3. Step 3: Cross multiply
    6,432.08x = 8,870.33 × 4,192.84
  4. Step 4: Simplify right side
    6,432.08x = 37,191,862.74
  5. Step 5: Solve for x
    x = 37,191,862.74/6,432.08
  6. Step 6: Final answer
    x = 5,782.24

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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.