Home / 9,856.98-13,599.33-6,130.74

Finding the Fourth Proportional to 9,856.98, 13,599.33 and 6,130.74

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Solution

The fourth proportional to 9,856.98, 13,599.33 and 6,130.74 is: 8,458.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856.98 : 13,599.33 = 6,130.74 : x
  2. Step 2: Convert to fraction form
    9,856.98/13,599.33 = 6,130.74/x
  3. Step 3: Cross multiply
    9,856.98x = 13,599.33 × 6,130.74
  4. Step 4: Simplify right side
    9,856.98x = 83,373,956.40
  5. Step 5: Solve for x
    x = 83,373,956.40/9,856.98
  6. Step 6: Final answer
    x = 8,458.37

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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.