Home / 9,407.04-14,181.28-8,772.96

Finding the Fourth Proportional to 9,407.04, 14,181.28 and 8,772.96

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Solution

The fourth proportional to 9,407.04, 14,181.28 and 8,772.96 is: 13,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407.04 : 14,181.28 = 8,772.96 : x
  2. Step 2: Convert to fraction form
    9,407.04/14,181.28 = 8,772.96/x
  3. Step 3: Cross multiply
    9,407.04x = 14,181.28 × 8,772.96
  4. Step 4: Simplify right side
    9,407.04x = 124,411,802.19
  5. Step 5: Solve for x
    x = 124,411,802.19/9,407.04
  6. Step 6: Final answer
    x = 13,225.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.