Home / 10,478.55-14,466.56-6,501.86

Finding the Fourth Proportional to 10,478.55, 14,466.56 and 6,501.86

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Solution

The fourth proportional to 10,478.55, 14,466.56 and 6,501.86 is: 8,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478.55 : 14,466.56 = 6,501.86 : x
  2. Step 2: Convert to fraction form
    10,478.55/14,466.56 = 6,501.86/x
  3. Step 3: Cross multiply
    10,478.55x = 14,466.56 × 6,501.86
  4. Step 4: Simplify right side
    10,478.55x = 94,059,547.80
  5. Step 5: Solve for x
    x = 94,059,547.80/10,478.55
  6. Step 6: Final answer
    x = 8,976.39

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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.