Home / 10,656.51-14,715.27-6,684.45

Finding the Fourth Proportional to 10,656.51, 14,715.27 and 6,684.45

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Solution

The fourth proportional to 10,656.51, 14,715.27 and 6,684.45 is: 9,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.51 : 14,715.27 = 6,684.45 : x
  2. Step 2: Convert to fraction form
    10,656.51/14,715.27 = 6,684.45/x
  3. Step 3: Cross multiply
    10,656.51x = 14,715.27 × 6,684.45
  4. Step 4: Simplify right side
    10,656.51x = 98,363,486.55
  5. Step 5: Solve for x
    x = 98,363,486.55/10,656.51
  6. Step 6: Final answer
    x = 9,230.37

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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.