Home / 6,918.02-9,543.51-4,680.66

Finding the Fourth Proportional to 6,918.02, 9,543.51 and 4,680.66

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Solution

The fourth proportional to 6,918.02, 9,543.51 and 4,680.66 is: 6,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.02 : 9,543.51 = 4,680.66 : x
  2. Step 2: Convert to fraction form
    6,918.02/9,543.51 = 4,680.66/x
  3. Step 3: Cross multiply
    6,918.02x = 9,543.51 × 4,680.66
  4. Step 4: Simplify right side
    6,918.02x = 44,669,925.52
  5. Step 5: Solve for x
    x = 44,669,925.52/6,918.02
  6. Step 6: Final answer
    x = 6,457.04

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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.