Home / 4,307.52-5,946.35-3,312.45

Finding the Fourth Proportional to 4,307.52, 5,946.35 and 3,312.45

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Solution

The fourth proportional to 4,307.52, 5,946.35 and 3,312.45 is: 4,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.52 : 5,946.35 = 3,312.45 : x
  2. Step 2: Convert to fraction form
    4,307.52/5,946.35 = 3,312.45/x
  3. Step 3: Cross multiply
    4,307.52x = 5,946.35 × 3,312.45
  4. Step 4: Simplify right side
    4,307.52x = 19,696,970.50
  5. Step 5: Solve for x
    x = 19,696,970.50/4,307.52
  6. Step 6: Final answer
    x = 4,572.69

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Double scale
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Similar ratio
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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.