Home / 10,783.36-14,881.28-6,068.16

Finding the Fourth Proportional to 10,783.36, 14,881.28 and 6,068.16

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Solution

The fourth proportional to 10,783.36, 14,881.28 and 6,068.16 is: 8,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.36 : 14,881.28 = 6,068.16 : x
  2. Step 2: Convert to fraction form
    10,783.36/14,881.28 = 6,068.16/x
  3. Step 3: Cross multiply
    10,783.36x = 14,881.28 × 6,068.16
  4. Step 4: Simplify right side
    10,783.36x = 90,301,988.04
  5. Step 5: Solve for x
    x = 90,301,988.04/10,783.36
  6. Step 6: Final answer
    x = 8,374.20

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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.