Home / 10,830.34-14,946.92-6,580.47

Finding the Fourth Proportional to 10,830.34, 14,946.92 and 6,580.47

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Solution

The fourth proportional to 10,830.34, 14,946.92 and 6,580.47 is: 9,081.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830.34 : 14,946.92 = 6,580.47 : x
  2. Step 2: Convert to fraction form
    10,830.34/14,946.92 = 6,580.47/x
  3. Step 3: Cross multiply
    10,830.34x = 14,946.92 × 6,580.47
  4. Step 4: Simplify right side
    10,830.34x = 98,357,775.10
  5. Step 5: Solve for x
    x = 98,357,775.10/10,830.34
  6. Step 6: Final answer
    x = 9,081.69

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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.