Home / 9,931.60-14,875.80-6,029.20

Finding the Fourth Proportional to 9,931.60, 14,875.80 and 6,029.20

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Solution

The fourth proportional to 9,931.60, 14,875.80 and 6,029.20 is: 9,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.60 : 14,875.80 = 6,029.20 : x
  2. Step 2: Convert to fraction form
    9,931.60/14,875.80 = 6,029.20/x
  3. Step 3: Cross multiply
    9,931.60x = 14,875.80 × 6,029.20
  4. Step 4: Simplify right side
    9,931.60x = 89,689,173.36
  5. Step 5: Solve for x
    x = 89,689,173.36/9,931.60
  6. Step 6: Final answer
    x = 9,030.69

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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.