Home / 9,677.81-14,518.16-3,437.30

Finding the Fourth Proportional to 9,677.81, 14,518.16 and 3,437.30

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Solution

The fourth proportional to 9,677.81, 14,518.16 and 3,437.30 is: 5,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.81 : 14,518.16 = 3,437.30 : x
  2. Step 2: Convert to fraction form
    9,677.81/14,518.16 = 3,437.30/x
  3. Step 3: Cross multiply
    9,677.81x = 14,518.16 × 3,437.30
  4. Step 4: Simplify right side
    9,677.81x = 49,903,298.11
  5. Step 5: Solve for x
    x = 49,903,298.11/9,677.81
  6. Step 6: Final answer
    x = 5,156.46

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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.