Home / 7,802.32-10,767.20-4,265.53

Finding the Fourth Proportional to 7,802.32, 10,767.20 and 4,265.53

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Solution

The fourth proportional to 7,802.32, 10,767.20 and 4,265.53 is: 5,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,802.32 : 10,767.20 = 4,265.53 : x
  2. Step 2: Convert to fraction form
    7,802.32/10,767.20 = 4,265.53/x
  3. Step 3: Cross multiply
    7,802.32x = 10,767.20 × 4,265.53
  4. Step 4: Simplify right side
    7,802.32x = 45,927,838.74
  5. Step 5: Solve for x
    x = 45,927,838.74/7,802.32
  6. Step 6: Final answer
    x = 5,886.43

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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.