Home / 13,257.35-19,886.90-4,937.16

Finding the Fourth Proportional to 13,257.35, 19,886.90 and 4,937.16

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Solution

The fourth proportional to 13,257.35, 19,886.90 and 4,937.16 is: 7,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257.35 : 19,886.90 = 4,937.16 : x
  2. Step 2: Convert to fraction form
    13,257.35/19,886.90 = 4,937.16/x
  3. Step 3: Cross multiply
    13,257.35x = 19,886.90 × 4,937.16
  4. Step 4: Simplify right side
    13,257.35x = 98,184,782.52
  5. Step 5: Solve for x
    x = 98,184,782.52/13,257.35
  6. Step 6: Final answer
    x = 7,406.07

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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.