Home / 10,095.48-13,931.28-6,116.34

Finding the Fourth Proportional to 10,095.48, 13,931.28 and 6,116.34

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Solution

The fourth proportional to 10,095.48, 13,931.28 and 6,116.34 is: 8,440.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.48 : 13,931.28 = 6,116.34 : x
  2. Step 2: Convert to fraction form
    10,095.48/13,931.28 = 6,116.34/x
  3. Step 3: Cross multiply
    10,095.48x = 13,931.28 × 6,116.34
  4. Step 4: Simplify right side
    10,095.48x = 85,208,445.12
  5. Step 5: Solve for x
    x = 85,208,445.12/10,095.48
  6. Step 6: Final answer
    x = 8,440.26

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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.